A 6-year-old Nigerian, Aisosa Agbon-Ifo, wins youngest STEM Olympiad Mathematics gold medalist; he won the Grade 1 category at 5 five years old in 2025.

Aisosa Agbon-Ifo, a pupil at Banana Island International School, Ikoyi, maintained his streak at six, winning another gold medal in the 2026 STEM Olympiad's Grade 2 category in Mathematics.