外盒尺寸：56x28x38cm，材质：木制。包括十字路口x1 、丁字路口x2、隧道x2、单板x2、三角形x2、弧形x4，13pcs。空心设计大积木，小朋友方便拿取，大型设计帮助小朋友建构出更宏伟的空间建筑。以更宏观的角度观察形状堆叠的稳定性、形状镶嵌的对称性，帮助未来几何学习积累经验。
Material: Wood Size:6×28×38cm
1×Crossroads,2×T-junction,2×Tunnels,2×Single board,2×Tr iangle
Block,4×Curve Blocks.Total 13 pieces.The hollow design of large building
blocks is convenient for children to take. Large designs help children build
more magnificent space buildings, and observe the stability of shape
stacking, the symmetry of shape and mosaic in a more similar way, and
initially perceive geometric learning.
