About this item

Interesting School Supplies:The math stamp set as fun as toys, makes learning fun and exciting, increase children’s interest in learning ! suitable for students to practice, parent guidance, teacher teaching
Save Time: Easy to operate ，the math questions can appear in front of you by scrolling the stamp, which can be adjusted, and the questions can be changed by gently twisting the button, and the questions will be randomly selected
Good Quality: photosensitive process, clear stamping, Print thousands of impressions without losing the original quality,Strong ABS plastic components and housing
Refill Pack: Durable，Equipped with a Free refills ink, open the oil cap and drop 5-6 drops at once
Number stamps can change different numbers, form math problems, and scroll smoothly. It supports efficient and fast printing of all addition/subtraction math problems from 1-100, and develops children’s logical calculation ability

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