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 ...

In today's fast-paced world, parents are constantly looking for ways to give their children an edge, especially when it comes to developing strong mental abilities. Two popular methods, Abacus ...

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 ...

FORT LEE — For 10 seconds, a series of 50 random three-digit numbers flashed on the screen. After another second, abacus master Jeonghee Lee announced she'd finished the mental addition, correctly ...