Wikipedia's "Four Great Inventions"

Read this article to learn about the origins of China's great inventions, which include the compass, gunpowder, paper, and printing. After reading about China's role in inventing each of these, feel free to read the articles about each specific invention for more history of the use and development of these tools.

Click https://en.wikipedia.org/wiki/Four_Great_Inventions link to open resource.