Soroban & Flash Anzan is a popular lesson to improve "non-cognitive ability"! Let's continue practicing "Flash Anzan" daily, which is the most efficient way to improve your abacus-style "anzan" skills ...
Sum talent: Contestants at the All Japan Soroban Championship 2012 As I mentioned in a previous post, a million Japanese children every year learn the abacus, which they call soroban. The high point ...
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