1. The Four Great Inventions of Ancient China 中国古代的四大发明 Presentation by :Zhang Carolyn (Zhang, Yajie--- 雅杰）

2. Please link ☺ gunpowder 火药 (huŏ yào) gunpowder 火药 (huŏ yào) ☺ compass 指南针（ zhĭ nán zhēn)compass 指南针（ zhĭ nán zhēn) ☺ papermaking 造纸术 (zào zhĭ shù)papermaking 造纸术 (zào zhĭ shù) ☺ movable printing 印刷术 (yìn shuā shù)movable printing 印刷术 (yìn shuā shù)

3. GUN POWDER 火药 (huŏ yào)

4. Gunpowder was invented by Chinese alchemists in the 9th century.

5. How the Gun Powder works Please visit me

6. Gun Powder— Gun/Firework Gun Powder is an ingredient of gun and firework. Chinese Gun Different kinds of fireworks in China

7. The Compass 指南针（ zhĭ nán zhēn)

8. Who invented the Compass and when was it invented? The Compass was invented by the Chinese. It was invented in the Han Dynasty known as the 1 st century. The Compass was invented by the Chinese. It was invented in the Han Dynasty known as the 1 st century.

9. Why was it invented (short story) Before the creation of the Compass land explores and people on sea had to use the sun, stars, and the wind to guide them to their destination. Then the Compass was invented and now the creation helps many people on sea or land get to their destinations Before the creation of the Compass land explores and people on sea had to use the sun, stars, and the wind to guide them to their destination. Then the Compass was invented and now the creation helps many people on sea or land get to their destinations

10. 司南 sī n á n 司南 sī n á n

11. Paper Making Ancient Chinese Inventions ( 造纸术 zào zhĭ shù)

12. Pictures of the ancient paper All of these are different ancient papers! This is Papyrus paper

13. Comparing New paper with old paper See the difference? ?? New Old

14. The 4 great inventions of china: movable printing ( 印刷术 yìn shuā shù)

15. The history of the movable printing.  The earliest woodblock printed fragments to survive are from China and are of silk printed with flowers in three colors from the Han dynasty (before 220 CE).  It is clear that the Chinese were the first by several centuries to use the process to print solid text, and equally that, much later, in Europe the printing of images on cloth developed into the printing of images on paper (woodcuts). It is established that the use in Europe of the same process to print substantial amounts of text together with images in block-books only came after the development of movable type in the 1450s. woodcutsmovable typewoodcutsmovable type

16. Who invented printing???  The man who invented printing was named “Bi Sheng”.  And here is his picture-------------------}

17. Short biography of Bi Sheng Short biography of Bi Sheng  Somewhere between 1045 and 1058, Bi Sheng, who lived in China's capital of Bianliang during the Northern Song Dynasty (960-1127), invented the moveable type. Northern Song DynastyNorthern Song Dynasty

18. The pictures of printing

19. xiè xie 谢谢！