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Sinyiin ABS Abacus Arithmetics Math Education Calculator Children Math Educational Toy
Features: Crafted from ABS this 9 digit 9 beads abacus ensures long time durability than plastic abacus while serving as multifunctional math teaching tool and educational counting aid. Featuring 9 smoothly gliding column with 9 polished beads this...
$8.97 Free Delivery
