Ancient CivilizationsHominins At Nyayanga, Kenya, Manufactured Oldowan Tools Primarily From Diverse Nonlocal Stones Posted on August 23, 2025 by Administrator The archaeological findings made within Nyayang’s position not only push the boundaries of our knowledge but also raise entirely new questions about the minds of our earliest ancestors. Over 2.6 million years ago in southwestern Kenya, ancient humans used the Oldowan toolkit to pound plants and carve large animals like hippopotamuses.