cubic decimeter cm counting multi-layer building blocks cube primary school mathematics teaching aids unit volume 立方分米厘米计数多层积木 正方体 小学数学 教学教具 体积单位

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This cubic decimeter building block teaching tool visually demonstrates the volume units. 1 cubic decimeter equals 1000 cubic centimeters. The multi-layer cube design allows children to practice counting and easily understand the relationship between space.

Resolve the pain point of understanding abstract concepts, and enhance mathematical thinking.

Safe materials, odorless, meets national teaching aid standards.

The brand has been dedicated to mathematics education for 15 years, receiving rave reviews. Place your order now to help your child fall in love with mathematics!