Der blinde Abakus professionelle mathematische Konzepte Blinder Abakus Lernwerkzeug TJS
13,91 €
Main Function: Abacus for the Blind perfect for teaching children and for adults to do quick calculations. Item Type: Abacus for The Blind. 1 x The Blind Abacus. If you do not receive our reply within 48 hours, pls.
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