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Soroban Tutorial #1, Play with Marbles -- Introducing the Five Bag (Ralph Abraham)

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Uploaded by on Mar 6, 2010

Beginning a series of tutorials for parent and child on the concepts of the soroban (Japanese abacus). The first three episodes use marbles to prepare for the soroban. By Ralph Abraham and Hiroko Tojo of the Visual Math Institute.

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Education

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Standard YouTube License

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