KARACHI: Children lined the stage, making fists like they were ready for a fight. With goofy smiles on their faces, they looked on to their parents in the audience as the teacher read a series of ...

The abacus is considered the oldest calculating device used by humans but in the 1940s, a Korean man invented an abacus-like counting method using fingers called jisanbeop or chisanbop, a term that ...

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 ...

TOKYO -- An app developed in Japan for people to learn the abacus-method of math calculation skills is gaining global popularity, with more than 8,000 students at home and abroad using the app to ...

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 ...