They hunted and gathered what they ate.
the old stone age is called the palilitihc age its when humas were developing from their ape ancestor. people at the time were hunter_gather that mean they hunted food and gather nuts , berries, and other plants. the old stonge age lasted from 2 milloin years ago to 8000 B.C.E . the new stone age is called the neololtic age it stared when human dicover farming . the neolithc age staried in 8000 and lasted all the way to 3000 B.C.E when humans dicove broze then the broze age staerd