Cubes De Construction Empilables TobarSet of six building blocks that overlap in order of size. The shape on the top and matching socket on the base of each cube means the tower can only be stacked one way. This helps develop basic coordination and problem solving skills. The images feature ordered numbers, as well as images of fruits and animals. Stacking Block Set Shape sorter segments guide stacking order Includes numbers and other images on blocks 36cm 12m+