The Soroban (or Japanese abacus), consists of a wooden frame, which holds columns of beads.
For hundreds of years, this tool was used by bankers and merchants as the original calculator.
$4.00
9999 in stock
The Soroban (or Japanese abacus), consists of a wooden frame, which holds columns of beads.
For hundreds of years, this tool was used by bankers and merchants as the original calculator.
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