-
1600 BCE
the first writing on oracle bones
-
1600 BCE
books were made
-
Period: 221 BCE to 265 BCE
wheelbarrows were created
-
100
the first magnetic compass
the first magnetic compass was made -
105
paper was perfected
paper was perfected -
130
the first seismograph
the first seismograph was made -
1001
paper money was made
-
1026
acupuncture was created
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kites became popular