The 4,000 year old abacus might be ancient technology, but it can serve as a teaching tool for modern students. When operating the device, one learns decomposition — a way to think about pairs of ...
HAEBARU TOWN, Okinawa — A 6-year-old Japanese girl stood with her back to Defense Department students gathered Thursday to learn about the Japanese abacus, or soroban, at the Tsukazan Community Center ...
ICAM ABACUS proudly hosted its Annual National Championship and Graduation Ceremony at the Sugathadasa Indoor Stadium, ...
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