A 16-year-old Zimbabwean student, Nayeli Chinzo, has earned international recognition after developing a biodegradable and eco-friendly plastic alternative made from cow dung fibre and apple waste. Chinzo, a student at Arundel Girls High School, represented Zimbabwe at the 2026 International Mathematics, Science and Engineering Fair (IMSEF) in Izmir, Türkiye, where her innovation won the Best Overall Award in the Chemistry Category. Her project explores how agricultural waste