Based on the simple number, the 1-10 addition and subtraction exercises will be carried out. The combination of different numbers will reflect different quantities, and it will be more intuitive for children to understand the calculation method of addition and subtraction.Let children have a long and short understandingConsolidate understanding of quantityPreparing for complex mathematicsGreat mathematics aidsTeaching aids: yellow beaded stick *1 box, black and white beaded stick *1 box, gray black beaded stick *1 box, colored beaded stick *1 box[product size]: 2.9*12*12cm[product weight]: 0.9KG[product materials]: high-grade eucalyptus, environmentally friendly water-based paint
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