Description 1. Children's abacus Plastic abacus through the combination of visual and hands-on operation, can stimulate children's thinking vitality, improve children's logical thinking ability, and help them better understand numbers and mathematical operations. 2. In addition to the calculation of addition, subtraction, multiplication and division, intelligence beads can help children learn color, shape and number recognition, thereby improving children's recognition and counting ability. 3. This children's abacus plastic abacus is made of high-quality plastic material, smooth surface, safe and non-toxic, and children can use it with confidence. At the same time, the wear resistance, dirt resistance and drop resistance of the plastic material can ensure the long-term use of the abacus. 4. The abacus is moderate in size, light in weight and easy to hold by small hands. Whether it is used at home, or when traveling or playing outside, children can easily carry and use it, which is very convenient. 5. Children's abacus plastic abacus is a toy that can entertain and learn, it can bring children happiness when they are young, and it is also a good tool to improve children's memory, train children's concentration, and improve mathematical calculation ability, which has important educational significance. Specifications: Material: ABS Plastic Size: 11.5*6*1.5cm/17.5*6*1.5cm/20.5*6*1.5cm/23.5*6*1.5cm/26.5*6*1.5cm Color: As shown in the figure Package: 1Pcs Abacus Notes: 1.Please allow 10% errors differences due to manual measurement, thanks. 2.Due to the difference between different monitors, the image may not reflect the actual color of the item.