The 4 great inventions

Tick the 4 great inventions of China.

• Sewing

• Gunpowder

• Compass

• Papermaking

• Printing

Which printing method is better?

• Woodblock printing

• Movable type printing

Which 2 directions do the needles in a compass point to?

• North

• East

• South

• West

What did Cai Lun invent?

• Gunpowder

• Compass

• Paper

What did Bi Sheng invent?

• Paper

• Movable type printing

• Compass

What did Zheng He invent?

• Gunpowder

• Compass

• Paper