儿童蒙氏算数学计算架幼儿园一年级启蒙加减法数数神器算术棒教具 大号算术计算架（配卡片）+盒装小棒+口诀表
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儿童蒙氏算数学计算架幼儿园一年级启蒙加减法数数神器算术棒教具 大号算术计算架（配卡片）+盒装小棒+口诀表
| 颜色(Color) | Colorful |
| 尺寸(Size) | 20.5cmx6.5cmx24cm |
| 材质(Material) | Wood |
| 年龄层(Age Level) | 4-7 |