Function: 1. Help children develop mathematics, numbers, colors, symbols and hand-eye coordination skills, the primary choice for home school. 2. It can cultivate the hands-on ability of parents and children. You can ask questions and let children find answers. 3. High-quality products, smooth appearance will not harm children's delicate hands, simple operation, smooth rotation. 4. The product is magnetic, you can place it in any magnetic place, DIY design at will, or use it to paste notes and photos. 5. Tips: You can buy more than two sets, so that children can start from the simple and gradually increase the difficulty. Specifications: Product name: Children's Magnetic Calculation Cube Toy Suitable age: over 3 years old Material: plastic and magnet Arithmetic forms: addition, subtraction, multiplication, division Color: green. Blue orange yellow red pink Size: 6cm2.36inch X 3cm1.18inch Weight: 72g Packing method: card hardcover Package includes: 2 X Magnetic number 1 X Fun Sticker Note: 1. Due to manual measurement, there may be a difference of 1-3mm from the actual size. If there is an error, please use the actual size as the main factor. 2. Suitable for children over 3 years old, please purchase multiple sets for junior high school student and over. We are committed to creating products that's atisfy all customers. If you have any questions after receiving the products, please communicate with us in time. We will assist you in solving them as soon as possible. Thank you for your understanding and wish you a happy shopping.