ACIENT CHINA INVENTIONSBY: MADISON

BARON

• The wheelbarrow was invented between 30B.C. - 23A.D.• The Chinese called it the wooden ox.• Chinese discovered magnetism and

invented the compass, which was invented in 500B.C.

THE WHEELBARROW AND COMPASS

Jade was a valuable green stone. It was invented around 3,000 B.C. It still is used today.

JADE

• Porcelain was baked at 1200 degrees! It was invented by Tao-Yue in 600 A.D.

• The Great Wall of China was invented in 221B.C. to keep invaders out.

• It has over 15,000 defense towers!

PORCELAIN AND THE GREAT WALL OF CHINA

• Paper money was invented in the 9th century A.D.

• It was called flying money because it could blow away easily.

PAPER MONEY AND CLOCKS

• Clocks rang every 15 minutes.• Clock makers still use the same design as the

Chinese people did.• They were invented between 200-1300 A.D.

CLOCKS

• 1000 B.C. the first book was invented.• The first letters were called picture graphs.• Writing was invented so early in their history they

preserved a record for their history and learning.

• Around 200 A.D. gunpowder was invented.• You mixed sulfur, charcoal, and saltpeter

together.

WRITING AND GUNPOWDER

• Iron was smelted around 4th century B.C.• Steel was perfected by the 400’s A.D.• With the development of annealing,

ploughshares, longer swords, and even buildings were eventually made of iron.

COAL AND IRONING

• The history of silk began in the 27th century B.C.

• Chinese kept the secret of silk to themselves for many years.

• They wanted to make money because of the silk.

SILK

• In 100 A.D. the abacus was invented.• By the 1300’s it was perfected.• You could add, subtract, multiply, and divide

was this inventions.• It is still widely used over the world.

ABACUS

THANK YOU FOR WATCHING I FOUND MY INFORMATION ON VHINKLE.COM AND WIKIPEDIA.ORG (FIND THE FROWNIE FACE)