Asked by Ninja Asian | Oct. 06, 2014 01:47
About:Four Great Inventions of Ancient China
What was the machine that the chinese invented which was a golden bowl with 4 dragon heads around
it had a tiny ball n its mouth and underneath where 4 frogs with there mouths open and if there was an earth quake a ball would drop from the dragons mouth and land in the frogs mouth and then they chinese could tell what direction it came from plz reply!!!
Also hello :{)
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