Ex: Around 2.5 million BCE people would use wood to make a needle and then use that needle to make a blanket or something for warmth
When you think tools you probably think a phone or something like that in 2020
But, in the early ages such as the Paleolithic Age tools were just made of things around us.
During the Neolithic time a lot of farming was being done. They farmed for food. It wouldn't be as easy as it was without using the tools from the earlier times. Ex: Humans used a sickle for grains.
In 1991, two hikers were on a trail during the cold seasons. They came across a body buried in the ice. Even though the body of Otzi was found pretty recently it was found that he was more than 5,000 years old. People are almost positive that Otzi was killed by someone with an arrow because they found an arrow in his back.