Discover the abacus, a historic tool still vital in math, accounting, and education. Learn its usage, relevance today, and ...

Japan is one of the most high tech nations in the world, yet even so a million Japanese children a year learn to calculate using a mechanical, pocket-sized contraption that has been around for ...

Add Yahoo as a preferred source to see more of our stories on Google. A kid who was struggling at school is now a maths genius after his mum taught him to use an ABACUS - which she says can help today ...