Roller Digital Teaching Stamp Reusable Math Roller Stamp Roller 2 in 1 Digital Stamp Within 100 Math Practice Fill in The Blank

Digital Education Seal Roller: This mathematical roller seal is very convenient compared to writing each mathematical equation every time. Using a double headed scroll wheel, you can rotate the numbers to obtain different combinations of equations to solve, print clearly, and do not fade. 

 Double headed design: Add/multiply and subtract/divide on both sides, you can choose one or the other. This upgraded math practice stamp set comes with 2 math roller stamps and 2 bottles of ink 

 [Different Equation Combinations] You can rotate the knob of the scroll wheel to change the number to obtain different combinations. This math roller is suitable for student practice, parent guidance, teacher instruction, stationery, and school supplies. 

 Develop mathematical logic skills: Without parental help, your child can develop different mathematical equations and then solve them. Enjoy math and practice logical thinking skills. If you want something simple and interesting to help your child learn simple math, then this is a good choice.

 Convenient replacement: This teaching seal set is filled in advance. When the ink is used up, the side of the roller seal can be filled with 5-8 drops. You need to wait a few minutes for the ink to absorb before using portable, space-saving, and convenient storage.

Bullet Points:
1. [Math Teaching stamp] Multiplication and division, interesting pictures, numbers 1-100. A fun and meaningful gift for your child or a friend's child!
2. [Efficient and fast math questions] You can quickly prepare math questions for your children at home. You can quickly complete the quiz simply by scrolling through the math questions.
3. [Rotation adjustable design] 10 different queue modes can be adjusted. Satisfy all addition and subtraction numbers from 1-100. Develop children's logical calculation ability.
4. [Reusable teaching stamp] Small and exquisite, easy to carry, can be re-used with ink. The imprint is clear and does not fade after drying. The product includes a math teaching stamp and 1 bottle of ink.
5. [Saving time] You can quickly prepare math questions for your kids at home. You can print quickly just by scrolling through the math questions, and it dries up quickly. Elementary school students do one page a day to improve the speed and accuracy of oral arithmetic, which is cute and practical.