KIGALI, Oct. 19 (Xinhua) -- Rwandan students delivered outstanding performances on Saturday at the second Africa "Shenmo Cup" Abacus Mental Math Olympiad in Kigali, the Rwandan capital. The ...
PORTLAND, Ore. — Nearly two decades ago, Miwako Sakabayashi opened the doors to her Portland-area Japanese Abacus Math School. Today, Sensei Miwako continues to teach local kids how to tackle math ...
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