A wooden frame housing 81 blocks of solid wood. An arithmetical task appears on every block and the result can be found on the back. 4 sides of each block are blank, leaving room to write more mathematical challenges on them. A wonderful opportunity for children to learn in a playful way.
A wooden frame housing 81 blocks of solid wood. An arithmetical task appears on every block and the result can be found on the back. 4 sides of each block are blank, leaving room to write more mathematical challenges on them. A wonderful opportunity for children to learn in a playful way.