Waves as high as four-story buildings, not knowing if you will make it back home. One Chinese invention changed one of these problems, the compass. The compass was used on ships by the eleventh century. The compass greatly increased the world by helping explorers find new lands and help sailors get back home when they are done sailing. Compasses are important, do you want to know why? The Chinese compass looked like a big circle with Chinese lettering on it. Some had a spoon looking thing in the middle, and others had an arrow looking thing in the middle. Another Chinese invention that helped with the invention of the compass was the kite. The kite was used for many things, but the one that I’m thinking of is how they used it to tell
