Gabriella Sheh loves attending her after-school maths class on Sydney's north shore. The 10-year-old enjoys it for one reason in particular — the abacus. "I think it's probably heaps better than a ...
When 11-year-old Priyanshi Somani multiplies strings of 10-digit numbers or finds the square root of a six-digit number, she doesn’t use a calculator or even pencil and paper. Instead, like other ...