Description: 1-10 Numbers Counter: Teaching aids for mathematical enlightenment, improve concentration, hands-eye coordination, communication tool for children to accompany the children's childhood happy growth. Education Games: Exercise children's brains, cultivate children's self thinking, and increase the parent child relationship between children and their parents. Learning Digital Board: 2 Color cylinders help children understand and learn addition and subtraction within 10 to 20, suitable for beginners to learn numbers and colors to children to cognitive and interesting, so that your children can't put it down. Material: Quality wood, round and delicate, smooth and burr free, for your kids. Great Gift: This educational wooden toys is the perfect gift for 3+ years old kids. Specification: Material: wood Size Chart: 22.5x7x1cm/8.86x2.76x0.39inch Package Includes: 20 Pieces Discs 20 Pieces Cylinders 2 Pieces Boards 1 Piece Manual Note: 1. This is not infant toy , please take away from kids to avoid eating. 2. Please allow slightly error due to manual measurement. 3. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 4. Wish you wonderful online shopping!