Roller Digital Teaching Stamp,Reusable Calculation Math Educational Toy Stamp,Teaching Math Practice Questions
- 【High Quality Material】This stamp of addition, subtraction, multiplication and division is made of PVC material, which is small and exquisite, cute and practical, easy to carry, and can be reused for a long time.
- 【Rotating Mode】This adjustable number, gently rolling, can print out multiple math problems efficiently and quickly, and can adjust 10 different queue modes to quickly prepare math problems for children.
- 【Instant Dry and No Fading】You can quickly solve math problems for your kids, just scroll through the math problems to print quickly, it dries without fading after printing, it dries quickly, very convenient.
- 【Reusable】This stamp can be re-used by adding ink. When the ink is used up, open the oil cap and drop 5 or 6 drops of the oil nozzle into the oil hole. After the oil cap is closed, you can continue to use it.
- 【Best Teaching Gift】It can quickly prepare math problems for your children at home, do a page every day to improve the speed and accuracy of oral calculation, it is a fun and meaningful gift for elementary school students or friends' children!
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