This educational toy from Kumon uses hands, eyes, and the brain to develop spatial reasoning skills. Kumon Publishing Figure Cube Blocks WK-32 4A04 Target age: 3 years and up Contents: 24 cards (instructions, problems) 50 wooden cube blocks Size: Box size is approximately 14.5cm square, height approximately 8cm. Blocks are approximately 2.5cm cube. As shown in the photos, it is in beautiful condition, but it is a used item. We appreciate your consideration if you understand this.