In today's fast-paced world, parents are constantly looking for ways to give their children an edge, especially when it comes to developing strong mental abilities. Two popular methods, Abacus ...
Ever dreamt of solving math problems in your head with the speed of a calculator? Mental math might seem challenging, but it's a skill attainable through the right tools and techniques. The abacus, an ...
TUNXI, Jan. 16 (Xinhua) -- Wang Suqiu is a math teacher and abacus trainer at Dawei Primary School in Tunxi District of Huangshan, east China's Anhui Province. She is also an inheritor of China's ...
こんにちは！「100日後にそろばん完全マスター！」の主です。 Youtube90日目の動画「暗算2級 練習問題2 お手本（ほぼ指なしver.）」の内容を簡単に解説します。 ちなみに、日本珠算連盟の検定試験に対応できるように、代表的な朝日プリントを使って解説して ...
Browse 1,200+ kids abacus stock videos and clips available to use in your projects, or search for calculator to find more stock footage and b-roll video clips. Abacus, education and homework with ...
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