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the knowledge of the chines in the medicine and disease prevention was so good it dates back to before the 1st century
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the Chinese made traveling safer and faster.
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they found how to make paper out of wood. they also made a printer too. to make the printer they glued the paper to wood and they carved at the paper and they got the picture that they wanted.
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we all use paper money and that's made from the chines. and is you every played a game with cards then your using a chines invenchin.
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the Chinese who made gunpowder were alchemists people who practiced a blend of science and magic known as alchemy.
