Features: brand new and high quality Allow your child to learn while playing and learn cognition while playing games It can exercise children's brain and hands ability, so that children's early math education can gradually improve. Made of high-quality wood, the edges and corners are smooth and round, strong and playful. In learning and playing, enhance the parent-child relationship between you and your child. Multifunctionality and practicality allow you to choose a gift to your child, not too difficult because it is suitable for boy and girl. Specifications: Material: Wood Weight：Approx. 0.5kg Package Size: Approx. 24x3.5x15cm/9.45x1.38x5.90inches Package Includes: 10x Digital card 20x Double-sided computing cards note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.