China's Zhusuan or the knowledge and practice of arithmetic calculation using an abacus, has been nominated by UNSECO for competition to be listed as World Intangible Cultural Heritage. The final ...

Abacus training programs typically involve several levels, progressing in difficulty. The specific levels may vary depending on the curriculum, but generally, they become more challenging as students ...

Do you love numbers? Do you want to become super-fast at math in your head? Then, abacus competitions might be just the thing for you! In India, many children take part in these fun and challenging ...

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 ...