What was the earliest period of the stone age?

The earliest period of the Stone Age is known as the Paleolithic Era, which began around 2.6 million years ago and lasted until approximately 10,000 BCE. This era is characterized by the use of simple stone tools by early human ancestors, as well as the development of hunting and gathering lifestyles. The Paleolithic is further divided into Lower, Middle, and Upper phases, reflecting advancements in tool technology and social organization. It marks a significant period in human prehistory, showcasing the evolution of early hominins and their adaptation to various environments.