... rods 2) 30 nickel-plated spheres3) 6 classic colors: blue, red, yellow, green, black, silver4) User age: 3+Inner packing:1set ... of shapes, geometrical pattern and a wide variety of fine plane model with stereoscopic. it can stimulate the creativity and ability to ... to scale and to understand, can verify oneself assemble the model. a kaleidoscope of talents shapes, make contact with it every ...