Klassisches 9-stelliges 1+4 Abakus Kind mathematisches Rechenwerkzeug
6,80 €
Can be used as classical calculator in office, education tool for teacher or a gift for abacus collectors. 9 rods, with 1 bead above and 4 beads below on each rod. It's just take you 1 minute. We'd like to settle any problem in a friendly manner.
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