Kindermatic Montessori Addition Equations And Sums Box 蒙特梭利 加法心算盒

Kindermatic Montessori Addition Equations And Sums Box 蒙特梭利 加法心算盒

教具構成：收納木盒一個，加法題卡若干，

材質：木盒+ 題卡: 櫸木 或 PVC。 包裝尺寸：24*11.5*4cm

This is a two-compartment box with lid, which contains a set of equations and a set of answers. All the equations and sums for the addends 1-9 are included. The box and the chips are made from wood or PVC