数学跳棋
$6.99
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$6.99
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数学跳棋
$6.99
Sale price
$6.99
Regular price
- Made to order — 3D printed after you buy
- Free shipping on orders over $25
- Quality checked before it ships
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之前买的硬纸板做的棋盘，很容易破损。重新制作了一个3D打印的棋盘。
数学跳棋帮助儿童学习200以内加减乘除。
四块拼接板侧面包含多个3*3*3 mm的凹槽，用于放置3*3*3的方形磁铁（补充说明：不安装磁铁，不会影响使用。），如果安装磁铁，存在磁铁掉落风险，请避免幼儿误食。
Design by Drafting Fish on MakerWorld (license: BY).