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 ...
Math-M-Addicts students eagerly dive into complex math problems during class. In the building of the Speyer Legacy School in New York City, a revolutionary math program is quietly producing some of ...
Junior UCMACS Abacus Mental Arithmetic Skills, a renowned institution in the field of abacus and mental arithmetic training for over two decades, has set an extraordinary benchmark in the world of ...
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