Since the times of early hominids tools have been making the lives of early man and their descendants easier. Many of these tool making techniques were developed in the Paleolithic period ,or old stone age period, which started 2.5 million years ago and lasted until 200,000 years ago.This online exhibit was created to show some of the various types of early stone tools and explain a little about them. I hope you enjoy your visit, and learn a little something too!