Vinaya Kulkarni said she believes she has the program that will help grade-school age children gain confidence and competence in arithmetic. Kulkarni is the founder and head teacher of Abacus West, ...

For this series, we've been thinking a lot about some of the iconic objects that some of us remember using — if only for a short period of time — in our early schooling. Slide rules, the recorder, ...

Ever dreamt of solving math problems in your head with the speed of a calculator? Mental math might seem challenging, but it's a skill attainable through the right tools and techniques. The abacus, an ...