Featuring a safe and wear-resistant moving board, this game can help your child learn mathematical addition and subtraction with number decomposition rules for 0-10. It's a perfect choice to cultivate their learning interest and makes for a great present.
Specification:
Product name: Math Arithmetic Ruler
Product weight: about 54g
Product size: about 25.5x4.4x0.6cm/10.04x1.73x0.24 inches
Material: ABS
