➕  Two in one design: digital board, dual ended design, different arithmetic on both ends, including two types of arithmetic problems. Roll the seal, different numbers can form mathematical problems, scroll smoothly, and meet all the addition, subtraction, multiplication, and division requirements from 1 to 100. Cultivate children's numerical thinking and problem-solving abilities.
➖ Adjustable design: The digital teaching stamp ball for mathematical practice has 10 different alignment methods, and can be changed with just one click of a button to solve mathematical problems. Say goodbye to handwritten addition and subtraction questions, stamp and save time. The teaching buffer roller can cultivate children's logical and arithmetic abilities, improve the speed and accuracy of mental arithmetic.
❌ Reusable: 2 digital teaching boards, small and exquisite, easy to carry, can be repeatedly filled and used. The roller rolls smoothly, the printing is clear, and it does not dry or fade after printing, and is not easy to get dirty. When children need to practice solving math problems, parents can quickly prepare, and children can prepare for each other and learn together. Very good!
➗  Train logical thinking: This digital mathematical stamp cultivates children's spatial awareness, promotes numerical understanding and problem-solving. Perfect for homework grading, classroom rewards, classroom use, or art projects. Digital teaching stamps can effectively and quickly prepare children's math problems, which is of great help in improving their math abilities.
✔  Perfect Gift: Mathematical Roller Stamps cultivate children's mathematical skills, improve their mental arithmetic speed, and cultivate their logical and arithmetic abilities. For children who need to practice math homework, this is a fun and meaningful gift for your child or friend's child!