children wooden abacus with colored knuckles white background isolated |
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| navigate by keyword : abacus addition arithmetic baby background beads blue business calculation calculator child childhood children color colorful concept count design development education educational equipment finance fun game green isolated kid knuckles learn math mathematics multiplication number plastic play preschool red school scores structure table think tool toy traditional white wood wooden yellow |
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| Children`s wooden abacus with colored knuckles on a white background, isolated. |
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