Mathematics Beginners 7/9/11/13/15/17 Digit Rods New Children'S Mini Standard Abacus Soroban Calculator Counting Tool

Material: Plastic Packaging: 1pc Size: 7th gear: 12cm * 6cm * 1.5cm 9th gear: 14.5cm * 6cm * 1.5cm 11th gear: 18cm * 6cm * 1.5cm 13th gear: 20.5cm * 6cm * 1.5cm 15th gear: 23.5cm * 6cm * 1.5cm 17th gear: 26.5cm * 6cm * 1.5cm Good quality, exquisite workmanship, elegant appearance, and unique personality. Small and cute, easy to carry, with wide applicability. It is a traditional computing tool that can exercise children's thinking, logical thinking, spatial imagination, and other abilities through the operation and movement of beads. Not only can it be used for basic calculations, but it can also improve children's understanding and operation of numbers through some gamified methods. For example, stimulating children's interest and participation through fun games such as guessing numbers and racing calculations. Note: Due to manual measurement, please allow an error of 1-3mm. Please ensure that you do not mind before bidding. Due to the differences between different monitors, the images may not reflect the actual color of the item. Please refer to the actual image received. Thank you very much. The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.