Ishango Bone Trend 2026

Discovered in 1960 along the Nile River, the Ishango Bone is a 20,000-year-old artifact often cited as the earliest known tool for arithmetic. Carved with notches in distinct groupings, it likely served as a tally stick for counting or tracking lunar phases. Today, historians, mathematicians, and educators benefit from studying it to understand the origins of numerical systems and prehistoric cognition.