Anna Midgley, 16, from Herschel Girl’s high school in Cape Town won a $1,500 second place in the Plant Sciences category for her research into the potential of high-protein fynbos nuts as a crop.
Bernard Smit, 18, from Hoerskool Waterkloof in Pretoria won a $1,500 second place in the Microbiology category for his method of generating electricity using Magnetotactic bacteria.
Armand Duvenage, 17, from Hoerskool Garsfontein in Pretoria won a $1,000 third place in the Embedded Systems category for his mobile energy management system.
Iselle Van Den Heever, who invented an apparatus that can determine the duration of a sidereal day, and Bernard Smit also won cash prizes at the awards ceremony.
The winner of the coveted $75,000 (about R900,000) Gordon E Moore Award was Raymond Wang from Vancouver, Canada.