This set of Montessori mathematics teaching aids is used to remember the number of units between the subtraction so that children can be familiar with subtraction operations, and for the future four operations to lay the foundation. We use high-quality materials to make these teaching aids. You can rest assured that children can use them.
Size ：11.8”L* 15.7”W
100% China Design & Production
Shipping from Dalian Port, China
The user-friendly design makes any assembly easy and the tools free.
Serious product support. Don’t hesitate to give me a call.
One-year warranty, Rest assured of quality
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