No calculators allowed here — students who receive vision services from the Iowa Educational Services for the Blind and Visually Impaired took part in Iowa's first Abacus Bee on Saturday. The Abacus ...
VMPL Chennai (Tamil Nadu) [India], February 18: Junior UCMACS Abacus Mental Arithmetic Skills, a renowned institution in the field of abacus and mental arithmetic training for over two decades, has ...
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