WORLD HISTORY

Detailed explanation-1: -The earliest stone toolmaking developed by at least 2.6 million years ago. The Early Stone Age began with the most basic stone implements made by early humans. These Oldowan toolkits include hammerstones, stone cores, and sharp stone flakes.

Detailed explanation-2: -The most ancient known stone tools are thought to be 3.3 million years old and were discovered at a site called Lomekwi 3, also in Kenya.

Detailed explanation-3: -The oldest-known type of stone tools are stone flakes and the rock cores from which these flakes were removed. Presumably used for chopping and scraping, these tools are called Oldowan, named for Tanzania’s Olduvai Gorge, where they were first recognized.

Detailed explanation-4: -Hammerstones are some of the earliest and simplest stone tools. Prehistoric humans used hammerstones to chip other stones into sharp-edged flakes.

Detailed explanation-5: -Humans created four types of tools during the Stone Age: pebble tools; bifacial tools, or hand-axes; flake tools; and blade tools.