Stone tools are among the earliest forms of technology used by humans, dating back millions of years. These tools were crafted from various types of stone, such as flint and obsidian, and were essential for survival, aiding in tasks like hunting, cutting, and processing food. The development of stone tools marks a significant milestone in human evolution, showcasing our ancestors' ability to manipulate materials for practical purposes. Techniques like flint knapping allowed early humans to create sharp edges, leading to more efficient tools that played a crucial role in their daily lives and survival strategies.