HJHJ Abacus Bead Counting Abacus with Bead Counter Caculating Calculating Tool Math Leaning Educational (Color : 11…

Amazon.com Price: $40.86 (as of 01/12/2021 23:59 PST- Details)

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This traditional classic abacus/soroban calculator is a copy of the abacus used thousands of years ago and is still in use today. This system has been used even before the advent of modern numbers,
Excellent educational tool: The abacus is widely used for practicing and learning mathematics because it can lead to more effective learning by helping you remember more content.

HJHJ Abacus Bead Counting Abacus with Bead Counter Caculating Calculating Tool Math Leaning Educational (Color : 11…

Amazon.com Price: $40.86 (as of 01/12/2021 23:59 PST- Details)

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