Kumon Publishing Geometric Cube Building Educational Ages 3 and KUMON (KUMON PUBLISHING) Blocks, Toy, Up, WK-33

Size: Blocks W2.5 x H2.5 x D2.5cm, Cardboard Case W13.9 x H5.4 x D13.9cm Set contents: 1 cardboard case, 50 blocks (10 each of red, blue, yellow, green, and orange), 1 instruction manual, 3 pattern problem books (36 examples) Package weight: 0.7 kg Material: Wood;Paper