hand2mind 幾何立體海綿積木 (12 件套)

#40133 hand2mind Solid Foam Geometric Solids (Set of 12)

• Common three-dimensional (3-d) shapes made of durable foam
• Build understanding of the properties of geometric shapes with these colorful solids
• Shapes include sphere, cube, cylinder, cone, rectangular prism, triangular prism
• GeoSolids measure approximately 2-3 inches
• Ideal for ages 4+
• Packing with plastic bag