Thank you for viewing! This is an educational toy for learning multiplication tables! The front of the blocks displays multiplication problems. The answers are printed on the back of the blocks. You can learn while having fun, as you can memorize them in a game-like manner. The size is compact, and it comes with a frame, making storage convenient♪ The size of the frame has a little extra space even when the blocks are laid out, making them easy to grasp. 【Size】 Blocks: 2.2 x 2.2 x 0.8 cm Frame: 22 x 22 x 1 cm Material: Natural wood 【Note】 * The colors on the screen may appear slightly different from the actual product depending on your computer or smartphone environment. * This is an overseas product. As it uses natural wood, there may be small stains, marks, or scratches. Please refrain from purchasing if you are looking for the quality and perfection of a Japanese product.