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250,000 BCE
LOWER PALEOLITHIC
This was the longest of the three periods. The hominids learnt to carve stone .This tools are called bifaces. -
45,000 BCE
MIDDLE PALEOLITHIC
They perfected tool-making and usd smaller stone chips for caving . They began using other materials, like bone and created new utensils :knives , arrowheads , harpoons for fishing , and sewinng needles. -
8000 BCE
UPPER PALEOLITHIC
The first spiritual and artistic expressions appeared . They made stone figures representing Venus, the goddess of fertility. -
4000 BCE
COPPER AGE
Copper tools and weapons were very fragile -
3000 BCE
BRONZE AGE
Bronze, an alloy of copper and tin, was more resistant. They used it to make farming tools and sophisticated weapons -
1000 BCE
IRON AGE
Iron was more abundant and resistant than the previous metals.
