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Order online at: www.cochranes.co.uk For further information, sales and support: Tel: +44 (0) 1993 832868 | Fax: +44 (0) 1993 832578 | Email: [email protected] Molecular Modelling Systems DNA and biochemistry, organic and inorganic chemistry, crystals, lattices and inorganic materials Astronomy Models Study the planets and stars with our electric an manual teaching aids Physics Apparatus Explain complex concepts and make physics fun with these hands-on models and kits Maths, DT and Construction Learn about shapes, angles, area, symmetry and more with a range of design and construction projects that making learning fun For our full range of models and kits visit www.cochranes.co.uk teaching models for primary, secondary and university education

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Teaching models and apparatus for primary, secondary and university education

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Order online at: www.cochranes.co.uk

For further information, sales and support: Tel: +44 (0) 1993 832868 | Fax: +44 (0) 1993 832578 | Email: [email protected]

Molecular Modelling Systems DNA and biochemistry, organic and inorganic chemistry, crystals, lattices and inorganic materials

Astronomy Models Study the planets and stars with our electric an manual teaching aids

Physics Apparatus Explain complex concepts and make physics fun with these hands-on models and kits

Maths, DT and Construction Learn about shapes, angles, area, symmetry and more with a range of design and construction projects that making learning fun

For our full range of models and kits visit

www.cochranes.co.uk

teaching models for primary, secondary and university education

For further information, sales and support:

MDNCr A laprevar

Orbit™ Molecular Models Easy-to-use, durable system with 1cm ato

Typical scale: 3cm per 100pm

Easreseaccumod

Theaccobonandatom

Avaatommod

Minit™ Molecular Models Skeletal system with 6mm atom centres t

Typical scale: 2cm per 100pm

Thisdetastud

Thewithplasbuild

Wheto a

Unit™ Molecular Models Large-scale system for front-of-class dem

Typical scale: 8.5cm per 100pm

Thediamplusatomthen

Thedem

Order online at

rt: Tel: +44 (0) 1993 832868 | Fax: +44 (0) 1993 832578

Molecular B

Molecular Modelling SystemDNA and Biochemistry, Organic and InorgCrystals, Lattices and Inorganic Materials

A large range of cost-effective molecular models for teachpre-assembled or in kit form together with classroom and various subjects.

atom centres and new thicker bonds

asy-to-use, durable and great value for schools, studentsesearchers. The Orbit building system allows you to buildccurate three dimensional representations of all commonodelled compounds.

he Orbit building system uses 1cm atoms, colour coded ccording for 12 different elements, with prongs set at the onding angles. Durable plastic tubes, pre-cut to suitable lnd coloured to represent different types of bonding, join ttoms together.

vailable as individual and class sets with a full range of etoms, bonds and accessories to enable the building of cuodels.

s to show detailed structures

his high-quality and sturdy system is perfect for illustratinetailed structures. The smaller scale and handy pocket-student sets make this highly suitable for individual use an

he Minit building system uses 6mm color coded atom cenith prongs at the correct bonding angles and durable prelastic tubes for bonds. Extra atom and bond packs enableuilding of custom or larger models.

hen studying lattice structures the small scale enables so appreciate models of up to 100 unit cells at a reasonabl

emonstrations

he Unit molecular building system features large (44mm iameter) spheres in seven colours to represent different alus a 25mm diameter white sphere to represent a hydrogtom. Sturdy pegs allow you to make any bond angle whic

hen be joined with either rigid aluminium or flexible vinyl b

hese larger scale models are perfect for lectures and clasemonstrations.

at: www.cochranes.co.uk

78 | Email: [email protected]

ar Building Systems

tems rganic Chemistry, ls

aching and research - available nd individual sets tailored to

Available as:

⋅ Individual (student/teacher) sets

⋅ Class sets

⋅ Large (research) sets

⋅ Individual model kits

⋅ Custom model sets

⋅ Individual atoms/bonds and accessories

nts and ild only

d he correct le lengths in the

f extra f custom

Available as:

⋅ Student sets

⋅ Group sets

⋅ Individual model kits

⋅ Custom model sets

⋅ Individual atoms/bonds

ting sized

and study.

centres pre-cut able the

s students able cost.

Available as:

⋅ Large Demonstration Set

⋅ Individual atoms, bonds and electron orbitals for custom models

m nt atoms rogen hich can

yl bonds.

classroom

For further information, sales and support:

Orbit™ MoleculaA range of sets containing a varietycontainers, provide extensive resouand sufficient atoms for multi-groupand answers) for each subject.

Basic Structures Sets with Booklet

Use thismodelshydrocaamorph

Product sh

Organic and Inorganic Chemistry S

Study misomeriphosph

Product sh

Lattices Sets with Booklet

Use thediamoncaesium

Product sh

Biochemistry Sets with Booklet

Make msecondmono- pyrimid Product sh

Large Set with Workbooks

A comprehensive resource containing all the piefrom simple organic structures to a complete pitcworkbook for each of the above subject areas.

1cm Ø

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rt: Tel: +44 (0) 1993 832868 | Fax: +44 (0) 1993 832578

Molecular B

ular Building System Sets iety of atoms tailored to various levels and subjects. Indivisources for students, teachers or small groups. Class setsup activities. All booklets contain instructions, illustrations

let

this introductory structural chemistry set to build and studels of: sulphur, sodium chloride, diamond, graphite, metaocarbons, acids and bases, detergents, nylon, water and rphous structures.

t shown: Ref: 0046 Basic structures class set

y Sets with Booklet

molecular shape, alkanes, alkenes, alkynes, ring structerism, functional groups of oxygen, nitrogen, sulphur andphorus, benzene, polymers and complex ions.

t shown: Ref: 0027 Organic and Inorganic Individual set

the 4, 6, 8 and 12 coordinate atom centres to build modeond, graphite, sodium chloride, 8 and 12 coordinate metaium chloride, fluorite, zinc blende, wurzite, rutile and ice.

t shown: Ref: 0028 Lattices individual set

e models of amino acids, peptides and protein, primary anndary structures, nucleosides, nucleotides and nucleic ac

di- and poly-saccharides, fatty acids, steroids, purinesidines and layers of DNA.

t shown: Ref: 0049 Biochemistry class set

pieces in the system and covering all branches of chemis pitch of DNA and extended lattices. Comes complete with

at: www.cochranes.co.uk

78 | Email: [email protected]

ar Building Systems

dividual sets, supplied in plastic sets have compartmented boxes ions and activities (with questions

Available as:

Class set: 515 atoms | Ref: 0046

Individual set: 290 atoms | Ref: 0026

tudy etals, nd ice,

Available as:

Class set: 500 atoms | Ref: 0047

Individual set: 240 atoms | Ref: 0027

Foundation set (no booklet) 65 atoms | Ref: 0045

uctures, and

Available as:

Class set: 380 atoms | Ref: 0048

Individual set: 260 atoms | Ref: 0028

dels of etals,

.

Available as:

Class set: 390 atoms | Ref: 0049

Individual set: 255 atoms | Ref: 0029

y and acids, es,

Available as:

Orbit large set: 1270 atoms | Ref: 0041

mistry with a

For further information, sales and support:

Minit™ MoleculaA range of sets containing a varietyHandy pocket-sized student sets, ssets have five times the quantity ofillustrations and activities (with que

Organic and Inorganic Chemistry S

Study misomeriphosph

Product sh

Lattices Sets with Booklet

Use thediamoncaesium

Product sh

Biochemistry Sets with Booklet

Make msecondmono- pyrimid Product sh

Unit™ MolecularCreate a wide range of large scale

classrooms using the Unit building

Unit Large Demonstration Set

.

Build minorganmolecusee. Set inclbonding

6mm Ø

44mm Ø

Order online at

rt: Tel: +44 (0) 1993 832868 | Fax: +44 (0) 1993 832578

Molecular B

ular Building System Sets iety of atoms tailored to a particular branch of chemistry u, supplied in plastic containers, provide extensive resour of atoms and come with 5 copies of the activity booklet. uestions and answers) for each subject.

y Sets with Booklet

molecular shape, alkanes, alkenes, alkynes, ring structerism, functional groups of oxygen, nitrogen, sulphur andphorus, benzene, polymers and complex ions.

t shown: Ref: 0073 Organic and InorganicGroup set

the 8 and 12 coordinate atom centres to build models of ond, graphite, sodium chloride, 8 and 12 coordinate metaium chloride, fluorite, zinc blende, wurzite, rutile and ice.

t shown: Ref: 0074 Lattices student set

e models of amino acids, peptides and protein, primary anndary structures, nucleosides, nucleotides and nucleic ac

di- and poly-saccharides, fatty acids, steroids, purines idines and layers of DNA.

t shown: Ref: 0078 Biochemistry student set

lar Building System Sets ale organic, inorganic and biochemical models for demon

ing system. The set can be supplemented by packs of ind

models of hydrocarbons, alcohols, amines, organic and anic acids and bases, carbohydrates, benzene, chlorinatcules, inorganic molecules and more that the whole class

includes 70 atom spheres with bonding pegs to create all ng angles and 90 bonds

at: www.cochranes.co.uk

78 | Email: [email protected]

ar Building Systems

ry using the smaller Minit system. ources for individual use. Group

. All booklets contain instructions,

Available as:

Student set: 240 atoms | Ref: 0073

Group set: 1390 atoms | Ref: 0076

uctures, and

Available as:

Student set: 260 atoms | Ref: 0074

Group set: 1470 atoms | Ref: 0077

of etals,

.

Available as:

Student set: 255 atoms | Ref: 0075

Group set: 1370 atoms | Ref: 0078

y and acids, es ,

onstration in lecture halls and

individual Unit atoms and bonds.

Available as: Large Demonstration Set 70 atoms | Ref: 1950

nd nated lass can

all

For further information, sales and support:

DNA M

Molecular mode

simplified form a

Orbit™ DNA-RNA

Show t This moRNA. Tdemons Using thblue, grgroups while wbases.

Orbit™ Small DNA

This intbase-pa

The moand uraphosphrespect

Orbit™ and Minit™Proview™ DNA Minit Proview DNA model

Orbit Proview DNA model

Create

These Pbase pathe doucorrect

Pupils cCytosinthen be

The moOrbit mmodel cexamintranscri

Both ar

Order online at

rt: Tel: +44 (0) 1993 832868 | Fax: +44 (0) 1993 832578

Molecular B

Models

models of DNA using the Orbit and Minit molecular building

form and available as kits or pre-assembled models for pers

w the process of DNA transcribing RNA.

model illustrates a 12 base-pair section of DNA transcrib. The separate pieces can be joined and taken apart to onstrate transcription of RNA.

g the Orbit system, the five bases are shown in red, gree, grey and white, the sugar rings in black and the phosphaps in red. Yellow tubes join the sugar and phosphate grou

e white pieces show the hydrogen bonding between the s.

Product reference:

introductory and cost effective kit builds a model of DNA pairs high and can be used to model strands of RNA.

model shows each base, guanine, cytosine, thymine, adeuracil by a different colour and shows the sugar rings, phate groups and hydrogen bonds in black, red and whitectively.

Product reference:

A models

te an impressive display and teaching model

se Proview models show the DNA double helix with up to pair layers (Minit version) and illustrate more than one tuouble helix. Every atom is shown, colour-coded, with the

ect bonding angles.

ils can make up the subassemblies: Thymine-Adenine; sine-Guanine, sugar rings and phosphate groups which c be brought together to make the finished model.

models hang between two plates from clear strings and tht model can be supported by an optional display stand. Eael comes with comprehensive instructions and a worksheining the structure of DNA and the mechanism of

scription.

are available as a kit and as part or fully assembled mod

Orbit Model Product reference: 0

Minit Model Product reference: 0

at: www.cochranes.co.uk

78 | Email: [email protected]

ar Building Systems

ilding systems in both detailed and

r personal study and classroom use.

Contents:

30 bases in five colours: Guanine (7), Cytosine (7), Thymine (7), Adenine (7), Uracil (2) 12 hydrogen bonds 28 sugar rings 25 phosphoric acid units 50 nucleotide connectors

Support stand, instructions and RNA transcription activity

Assembled height: 50cm (20 inches)

ribing

reen, phate roups

ce: 0079

Contents:

12 bases in five colours: 6 hydrogen bonds 12 sugar rings 10 phosphoric acid units 20 nucleotide connectors

Instructions booklet and support stand

Assembled height: 25cm (10 inches)

A six

adenine

hite

ce: 0039

Contents (Minit model):

880 atoms 1200 bonding straws Support plates for hanging Assembly instructions and worksheet

Height: 1m (3ft)

Width: 30cm (1ft)

Contents (Orbit model):

750 atoms 850 bonding straws Support plates for hanging Assembly instructions and worksheet

Height: 90cm (3ft)

Width: 40cm (1⅓ft)

to 15 e turn of the

h can

the Each

heet

odels.

e: 0125

e: 0095

For further information, sales and support:

Models of Crystals, La

Orbit™ ColourWave™ models

These rshape apropert

ColoureWaals adisplay

The Orband thestructur

Availabinstruct

D

Orbit™ and Minit™ Proview™ mode

These dimpressthe Orb

These cup to 10group p

Featureslip plan

Popular

Each mof the band pro

Order online at

rt: Tel: +44 (0) 1993 832868 | Fax: +44 (0) 1993 832578

Molecular B

Lattices and Inorganic Mate

se robust models contain sufficient atoms to see the matee and relationships between structure and physical erties.

ured bonds distinguish between covalent, ionic, Van der ls and hydrogen bonding making excellent teaching and lay models.

Orbit coloured coded atoms ensure correctly angled bondthe openness of the structure allows students to see the ture of the material and to better understand its propertie

ilable as easy-to-build, low costs kits with detailed buildinguctions and model description or as pre-assembled mode

ColorWave Product referenceDiamond: 1245 | Graphite: 1246 | Carbon 60 – Fullerene: 1247 | Ice

Sodium Chloride: 1248 | Iron: 1283 | Magnesium: 1284 | Copper

odels

se detailed models use a large number of atoms to give aession of the structure of the solid. The skeletal opennessrbit and Minit systems gives a unique transparency of de

se cost-effective systems allow the construction of models 100 unit cells at a reasonable cost and are an excellent p project.

tures such as the octahedral growth form of diamond and plane and axes of symmetry of metals are full revealed.

ular models

Diamond Ref: 0087 450 atoms Minit

Graphite Ref: 0088 350 atoms Minit

Sodium Chloride Ref: 0091 340 atoms Minit

Fullerene 60 and 70 Ref: 0085 130 atoms Minit

Ice Ref: 0093 420 atoms Minit BCC-Iron Ref: 0063 140 atoms Orbit

HCP-Magnesium Ref: 0064 190 atoms Orbit

CCP-Copper Ref: 0065 180 atoms Orbit

h model is supplied with a work card which outlines the nae bonding, crystal structure, growth and physical propertieprovides between 30-60 minutes of self tuition.

at: www.cochranes.co.uk

78 | Email: [email protected]

ar Building Systems

terials

Available models:

Diamond (Octahedron) Height 22cm Atoms: 84 carbon

Graphite (Three layers) Height 16 cm | Width 22cm Atoms: 94 carbon

Carbon 60 – Fullerene (Bucky-ball) Height 15cm Atoms: 60 carbon

Ice (Snowflake) Diameter: 36cm Atoms: 96 oxygen

Sodium Chloride (Cube) Height 20cm Atoms: 125 sodium/chlorine

Iron (Body-centered cubic) Height 20cm Atoms: 71 iron

Magnesium (Hexagonal close packed) Height 14cm Atoms: 38 magnesium

Copper (Face-centered cubic) Height 17cm Atoms: 38 copper

aterials

er nd

onds e

rties.

ing odels.

ce codes Ice: 1249 per: 1285

Additional models:

Zinc Blende Ref: 0089 360 atoms | Minit

Wurtzite Ref: 0090 1000 atoms | Minit

Fluorite Ref: 0061 470 atoms | Orbit

Caseium Chloride Ref: 0062 170 atoms | Orbit

Rutile Ref: 0092 2000 atoms | Minit

Zeolite Ref: 0036 560 atoms | Minit

Lead Iodide Ref: 0094 350 atoms | Minit

Beta-Quartz Ref: 0096 1400 atoms | Minit

Calcite Ref: 0097 540 atoms | Minit

Mica Ref: 0098 1550 atoms | Minit

Available as low costs kits with detailed building instructions or as pre-assembled models

e a real ess of f depth.

els of nt

nd the

nature erties

For further information, sales and support:

HeliA stun Set up remova

Helios™ Orrery Geared electric mechanism means plane

Watch their co

Choosemonth how ec

Helios™ Orrery and Star Dome View all major stars and constellations in

Look thyour laconsteplanets

The dothe eclhemisp

Helios™ Earth-centred model Demonstrate more complex principles wi

Watch it everymonths

Createnight. Ufrom di

A comprehensive instruction booklet is included with detailDimensions: Base diameter: 36cm Height with dome: 32-3

Order online at

rt: Tel: +44 (0) 1993 832868 | Fax: +44 (0) 1993 832578

As

elios™ Planetarium tunning fully-electric system for studying

in three versatile models with detailed instruction bookvable star dome and earth-centred model for demonstrat

nets orbit the sun at correct relative speeds

tch as the planets from Mercury to Saturn orbit the Sur correct relative speeds while the Moon orbits the Ea

ose from one or many planets positioned for any yeath up to 2020. Demonstrate the phases of the Moon, eclipses occur and the concept of time.

in your hemisphere

k through the dome to see the stars visible from earthr latitude and time of year. See how the stars and stellations have fixed locations in space whilst the ets orbit the Sun.

domes show all major stars and constellations arounecliptic plus those over either the Northern or Southeispheres.

Product reference: 0142 (Includes Star Dome for Northern Hemis

with the earth-centred model

tch as the Earth rotates on its axis while the Moon orbery 29.5 'days'. Show how these movements create ths, seasons and the daily and monthly pattern of tid

ate shadows and demonstrate varying lengths of dayt. Use the star dome to identify the pole star and oth different positions on earth.

Product reference (northern hemisphere)(southern hemisphere)

tailed study topics, astronomical data and a number of practical proje38cm. Power supply: 6V supply via mains adapter (supplied) or bat

at: www.cochranes.co.uk

78 | Email: [email protected]

Astronomy models

ng the planets and stars

oklet: basic orrery, orrery with trating the seasons and tides

Subjects to study:

⋅ The Planets in their orbits (length of a year, inferior and superior planets and more)

⋅ The Moon and its phases

⋅ Eclipse basics

⋅ Time - solar, sidereal and G.M.T.

Sun at Earth.

year or on,

Additional subjects to study with the star dome:

⋅ The ecliptic and the Zodiacal constellations

⋅ How the planets appear to move against the night sky

⋅ Use of the Helios outside at night - where should the stars appear in the sky?

arth for

ound thern

misphere)

Additional subjects to study with the Earth-centred model:

⋅ Day and night

⋅ Shadows and the seasons

⋅ The Moon's month, phases and eclipses

⋅ The Pole Star, circumpolar stars and a nocturnal

⋅ The Moon and stars from different positions on Earth

⋅ The tides

⋅ Space travel

orbits te

f tides.

day and others

re): 0150 re): 0151

ojects. battery operated (4 x U2 cells not supplied)

For further information, sales and support:

Orbit™ Tellurium 2 - Fully revised tea

Easily demonstrate night and day, the se

This atillustrat

The neEarth afor tota

• Rotthe

• Shiand

• Useto gmo

Containswith Sunstick-on indicatorplugs su

Related Astronomy Prod

Orbit™ Orrery

Teach systemthe Ear

Height 1

Scale Posters of the Sun and Plane

Real imlaminaplanetswall for

Poster h

Order online at

rt: Tel: +44 (0) 1993 832868 | Fax: +44 (0) 1993 832578

As

Orbit™

teaching model of the Sun, Earth and Moon

seasons, phases of the Moon and eclipses

attractive hands-on model instantly engages pupils trates complex relationships more easily.

new flexible design includes a choice of large and smth and Moon models and geared and manual operatiootal teacher control.

Rotate the model and watch as the Earth orbits the Sthe moon orbits the Earth and the Earth spins on its a

Shine the light from the sun onto the Earth to model nand day, the seasons and eclipses and create shado

Use the small-scale Earth and Moon on an inclined oto give an accurate demonstration of the phases of thmoon and frequency of solar and lunar eclipses.

ains: Tellurium model with accessory tidy, illuminated sun (14cmSunbeam reflector, with two sizes of Earth (large: 12cm) and Mon model person, sundial, date, eclipse and phase of the moon

ator cards plus teacher guide. Power transformer and UK, EU o supplied.

Product reference: 0157 (UK plug) | 1571 (EU plug) | 1572 (US

oducts

ch basic astronomy with this hands-on model of the stem including a sun that lights up, the nine planets anEarth’s Moon. Planets can be moved around the sun

ht 10cm. Diameter of largest Orbit 40cm Product reference:

nets l images of the Sun and 9 planets printed to scale aninated. Each poster includes physical data about the ets and distances between them. Spread out along t

l for a true feeling of space.

heights 30-49cm. Widths: various. Product reference:

at: www.cochranes.co.uk

78 | Email: [email protected]

Astronomy models

™ Tellurium 2

Subjects to study:

⋅ Day and night

⋅ The sun’s movement across the sky

⋅ Changing length of daylight

⋅ Shadows

⋅ The phases of the Moon

⋅ The crescent moon from different latitudes

⋅ Eclipses of the Moon and Sun

⋅ Use of sundials and shadow sticks

⋅ Lunar months and festivals linked to the Moon

Contains teacher booklet with full instructions and activities.

Size: 65cm long, 25cm high

ils and

d small ration

e Sun, ts axis.

el night dows.

d orbit f the

cm) Moon,

oon U or US

(US plug)

Subjects to study:

⋅ Planet names

⋅ Structure of the solar system

⋅ Orbits around the Sun and Earth

⋅ Earth and its Moon

e solar and un.

e: 0156

⋅ Planet composition

⋅ Distance between planets and from the Sun

⋅ Scale of the universe

and he g the

ce: 0149

For further information, sales and support:

EqEx A ralaw

Hyman Fire Piston™ Create a spark and vapour cloud with com

Thewhesupcon

Repsho

Subcreateminsid

Magnaprobe™ Mk I and Mk II See magnetic fields in three dimensions

Thea gidim

Theindifield

Thesch

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rt: Tel: +44 (0) 1993 832868 | Fax: +44 (0) 1993 832578

Phy

Equipment to make physicExplain complex concepts with these hands-

A range of products for classroom demonstration to showlaws including magnetic fields and induction, gas compre

compressed air

he Hyman Fire Piston demonstrates the rise in temphen a fixed mass of gas is compressed. A portion oupported inside a transparent cylinder is ignited wheontained air is compressed by a hand operated pisto

epeated compressions without removing the cylindehow reduced effect as the oxygen is used up.

ubsequent decompression of the air inside the cylindreate a cloud: the reduction in pressure lowers the emperature and immediately condenses the water vanside the cylinder.

Product refere

ns with the Magnaprobe™

he Magnaprobe™ is a small bar magnet fully suspen gimbal mounting and is designed to show the three imensional nature of a magnetic field.

he Mark I model is more sensitive and has been ndividually balanced to show the dip in the Earth's mield.

Product reference (M

he Mark II works in stronger magnetic fields such aschool laboratory investigations.

Product reference (M

at: www.cochranes.co.uk

78 | Email: [email protected]

Physics apparatus

sics fun! -on models and kits

ow fundamental principles and pression and wave theory.

Subjects to study

⋅ Rise in temperature with gas compression

⋅ Need for oxygen to support combustion

⋅ Decompression and condensation

Includes: The ‘fire piston’, supply of tinder, lubricating oil and spare ‘O’ rings plus full instructions.

mperature n of tinder hen the

iston.

nder will

linder will

r vapour

ference: 0107

Subjects to study

⋅ Forces between magnetic poles

⋅ Induced magnetism

⋅ Shapes and direction of magnetic fields

⋅ Properties of a field produced by an electric current.

⋅ Terrestrial magnetism

pended in ee

magnetic

(Mk 1): 0199

as most

(Mk II): 0198

For further information, sales and support:

Magnetic Induction and Lenz's LawA high quality, low cost kit to demonstrat

Pascurrcroca m

Lencopoppdesthe

Wave demonstrators A fun and easy-to-use wave machine kit

Supplied in kit form: User must assemble the transverse machine and the loaded elastic cord.

The1. Anylohantran

2. Tthretranwavand

3. Along

4. Aqua

Kubic Bubbles™ and soap film expInvestigate some amazing properties of f

SoaWithshathreframtrian

KubiKit to

SoapTwo dista

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rt: Tel: +44 (0) 1993 832868 | Fax: +44 (0) 1993 832578

Phy

aw Kit trate two key principles

ass the magnet through the coil to induce a voltage urrent which lights the LED. The coil windings terminrocodile clips for easy attachment to the LED (suppli meter (not supplied).

enz’s law is demonstrated by dropping the magnet dopper tube. The induced current produces its own fiepposite polarity to the magnet, thus slowing its rate oescent to approximately one eighth of that experienc

he non-magnetic metal slug.

Product refere

it for explaining basic and advanced wave theory

he kit comprises: . A transverse wave machine - 80 wooden rods spacylon line with detachable weights. Actuate the waveand – the movements of the rods create waves to illu

ransverse wave propagation.

. Two loaded elastic cords - three metres of elastic chreaded with weights and spacers. These illustrate ransverse wave motion and enable the effects of diffeave parameters, such as the mass per unit length, cnd tension to be compared.

. An extension spring with weights to propagate bothongitudinal and transverse waves.

. A teacher's book with experiments and detailed uantitative analysis.

Complete wave demonstration kit (includes all above): ProducTransverse wave machine and book only: Produc

xperiments f fluids

oap film always makes the shape with least surfaceith these science investigation sets progress from v

hapes in two dimensions to making unusual and comhree dimensional film shapes supported by different rames including cubes, tetrahedrons, octahedrons, ariangular prisms.

ubic Bubbles: Product ref: 0025 (shown) it to make cube, prism, tetrahedron and octahedron frameworks.

oap Film Experiments: Product ref: 0022 wo sets of frameworks as above plus a set of plates to show minimumistances in two dimensions.

at: www.cochranes.co.uk

78 | Email: [email protected]

Physics apparatus

Subjects to study

⋅ Magnetic induction

⋅ Direction of current though a diode

⋅ Lenz’s Law

Kit includes coil, magnet, light emitting diode (LED), copper tube and metal slug

ge and minate in pplied) or

et down a field of

te of enced by

ference: 1271

ory

Subjects to study

⋅ Wave theory using mechanical waves. As all waves have the same properties this

understanding can be applied to other non-

mechanical waves.

⋅ Superimposition of waves, amplitude and decay, stationary waves, nodes and harmonics, reflection, transmission and solitons

paced on aves by illustrate

ic cord

different h, cell size

oth

duct ref: 0126 duct ref: 0129

Subjects to study

⋅ Basic shape geometry

⋅ Surface tension

⋅ Light refraction

⋅ Minimum energy surfaces

ce area. viewing

complex nt shaped , and

um

For further information, sales and support: Tel: +44 (0) 1993 832868 | Fax: +44 (0) 1993 832578 | Email: [email protected]

Design, construct, learn and playLearndesign and construction projects that making learning fun

Use these fun construction kits to teach basic to more advanced mathematics and design skills. Suitable for all age groups technology students.

Construct-o-Straws™ Build simple shapes to magnificent models

Use the pliable straws, colourful joiners and wheels and your imagination to build a variety of modelscurved edgeshave been used in playgroups, kindergartens and primary schools for over 30value.

Class p

Orbit™ Mathematics Sets Follow the workcards to make basic and more complex 3D shapes

These durable and colourful kits allow pupils to explore a wide range of different mathematical concepts and relationships.

Infant and First School Set: Make squares, rectangles, pyramids, triangles, hexagons, prisms and spheres.

380

Junior and Middle School Set: Make more complicated shapes and use to networks,

380

Kubic Bubbles™ Use unusual bubbles to study shape and

These kits provide a fun and engaging study of shapes.

Soap films make shapes with the least surface areaframeworks in the unusual shapes in two and three dimensions.

Kubic Bubbles: Product refKit to make cube, prism, tetrahedron and octahedron frameworks.

Soap Film Experiments: Product refTwo sets of frameworks as above plus a set of plates to show minimum distances in two dimensions.

Order online at: www.cochranes.co.uk

and support: Tel: +44 (0) 1993 832868 | Fax: +44 (0) 1993 832578 | Email: [email protected]

Mathematics, DT and Construction

Design, construct, learn and playLearn about shapes, angles, area, symmetry and more with a range of design and construction projects that making learning fun

Use these fun construction kits to teach basic to more advanced mathematics and design skills. Suitable for all age groups - from primary schools and playgroups to GSCE design and technology students.

models

Use the pliable straws, colourful joiners and wheels and your imagination to build a variety of models with straight and curved edges. Very easy to put together, Construct-ohave been used in playgroups, kindergartens and primary schools for over 30 years and offer excellent educational value.

Class pack: 300 pieces. Product reference: 0

workcards to make basic and more complex 3D shapes

These durable and colourful kits allow pupils to explore a wide range of different mathematical concepts and relationships.

Infant and First School Set: Make squares, rectangles, pyramids, triangles, hexagons, prisms and spheres.

380 joiners, 400 straws and 24 workcards Product reference

Junior and Middle School Set: Make more complicated shapes and use to study place value & bases, perimeters, networks, tesselations, polygons and polyhedra.

380 joiners, 500 straws and 72 workcards Product reference:

unusual bubbles to study shape and surface area

These kits provide a fun and engaging study of shapes.

Soap films make shapes with the least surface area: dframeworks in the soap film to make and study these unusual shapes in two and three dimensions.

Kubic Bubbles: Product reference: 0025 (shown) Kit to make cube, prism, tetrahedron and octahedron frameworks.

Soap Film Experiments: Product reference: 0022 Two sets of frameworks as above plus a set of plates to show minimum distances in two dimensions.

Order online at: www.cochranes.co.uk

and support: Tel: +44 (0) 1993 832868 | Fax: +44 (0) 1993 832578 | Email: [email protected]

Mathematics, DT and Construction

Design, construct, learn and play mmetry and more with a range of

design and construction projects that making learning fun

Use these fun construction kits to teach basic to more advanced mathematics and design skills. from primary schools and playgroups to GSCE design and

Learning skills

⋅ Hand-to-eye coordination

⋅ Basic shapes

⋅ Design skills and use of imagination

Use the pliable straws, colourful joiners and wheels and your with straight and

o-straws have been used in playgroups, kindergartens and primary

years and offer excellent educational

Product reference: 0003

Subjects to study

⋅ Shapes, area, perimeter and angles

⋅ Symmetry and tesselations

⋅ Polygons and polyhedra

⋅ Place value and bases

⋅ Networks

These durable and colourful kits allow pupils to explore a

Infant and First School Set: Make squares, rectangles,

Product reference: 0112

Junior and Middle School Set: Make more complicated value & bases, perimeters,

Product reference: 0114

Subjects to study

⋅ Shapes, area, perimeter and angles

⋅ Symmetry

⋅ Minimum surface area

⋅ Parabolic curves

These kits provide a fun and engaging study of shapes.

: dip the ke and study these

Two sets of frameworks as above plus a set of plates to show minimum

For further information, sales and support: Tel: +44 (0) 1993 832868 | Fax: +44 (0) 1993 832578 | Email: [email protected]

Kite Making Kits and Materials Design, build and fly your own kite

Kite making pack with colormate plastic

Cut the spars, draw and cut out sail, paint your own design (activities vary with packs)

Everyone loves to fly a kite and a kite making project canhelp primary and secondary school children develop a range of practical skills in a fun and motivating way. OurChoose a kit using Colopaintkite Kits are on the variety of kits website.

Pre

Cut the spars and fit to the pre

Measure and cut

Draw, cut out and decorate the sail shape and fit spars to make personalised kites.

Kits for sewing (Age 11+

Use templates, symmetry and drawings to measure and cut out the sail ready for sewing.

Kits for design and manufacture (Age 14+)

Plan a detailed design and method of manufacture. Suitable for GCSE projects.

Note: which can be made from other materials as part of the project or ordered separately

Kite Books Kite design and making instruction, hints and tips

Making kites brings together a variety of research and design skills and classroom. Use this book to understand how best to implement a kite making project to match your pupils abilities.

Contents include:

Four projects for making kites. making materials.additional kite designs.

Order online at: www.cochranes.co.uk

and support: Tel: +44 (0) 1993 832868 | Fax: +44 (0) 1993 832578 | Email: [email protected]

Mathematics, DT and Construction

(10 kites per pack)

Everyone loves to fly a kite and a kite making project canhelp primary and secondary school children develop a range of practical skills in a fun and motivating way.

Our great value kits each contain materials to make 10 kites. Choose a kit using Colormate plastic – our own drawpaint-on plastic – to add an extra creative dimension kite-making activity.

its are graded according to the child’s skills. More details on the variety of kits for each age range are listed on our website.

Pre-cut sails (Age 5+)

Cut the spars and fit to the pre-cut sail to make 10 fun kites.

Measure and cut - spars and sail (Age 8+)

raw, cut out and decorate the sail shape and fit spars to make personalised kites.

Kits for sewing (Age 11+)

Use templates, symmetry and drawings to measure and cut out the sail ready for sewing.

Kits for design and manufacture (Age 14+)

Plan a detailed design and method of manufacture. Suitable for GCSE projects.

Note: All kits include flying line but some do not include kite handles which can be made from other materials as part of the project or ordered separately.

ng instruction, hints and tips

Making kites brings together a variety of research and design skills and can be used to good effect in the classroom. Use this book to understand how best to implement a kite making project to match your pupils abilities.

Contents include:

Four projects for making kites. Parts of a kite and what they do. Kite making materials. Practical ways of testing kite making material. Five additional kite designs. Tips on kite flying and construction.

Product reference:

Order online at: www.cochranes.co.uk

and support: Tel: +44 (0) 1993 832868 | Fax: +44 (0) 1993 832578 | Email: [email protected]

Mathematics, DT and Construction

(10 kites per pack)

Subjects to study

⋅ Shape

⋅ Symmetry

⋅ Measurement

⋅ Kite construction and flight

Learning skills

⋅ Construction skills

⋅ Design

⋅ Using templates and following instructions

⋅ Properties of materials

⋅ Basic sewing / manufacturing

All kits contain materials to make 10 kites. Please refer to our website for further information, product reference codes and details of extra parts and materials.

Everyone loves to fly a kite and a kite making project can help primary and secondary school children develop a range

tain materials to make 10 kites. wn draw-on and

to your

graded according to the child’s skills. More details are listed on our

cut sail to make 10 fun kites.

raw, cut out and decorate the sail shape and fit spars to

Use templates, symmetry and drawings to measure and cut

Plan a detailed design and method of manufacture. Suitable

All kits include flying line but some do not include kite handles which can be made from other materials as part of the project or ordered

Teaching resource

⋅ How to use kite making as a cost effective educational resource

⋅ Additional projects and learning opportunities

Making kites brings together a variety of research and

classroom. Use this book to understand how best to implement a kite making project to match your pupils

. Kite of testing kite making material. Five

Product reference: 4038