Digital Stamps, Reusable Roller Digital Teaching Toy Stamps, Addition, Subtraction, Multiplication and Division Roller Stamps, Good for Developing Children’s Logical Thinking, Home School Supplies

Adjustable Stamp : The digital stamp can change different numbers to form math problems and scroll smoothly. And it supports efficient and fast printing of less than 100 math problems.
Train Logical Thinking : This number teaching seal is able to develop your child’s sense of space and facilitate kids’ number thinking and problem-solving by setting up 10 different ways of queuing.
Improve the Efficiency of Learning : You can print quickly by simply scrolling through the addition and subtraction seal, and it dries quickly. Pupils do page a day to improve the speed and accuracy of oral arithmetic.
Can Be Used Repeatedly : The digital stamp for kids can be inked for reuse. The printing is clear, and the color does not fade after drying. The addition and subtraction seal contains the digital teaching seal and 1 bottle of ink.
Best Gifts : The roller digital stamp is great for wonderful Christmas birthdays Easter gifts for kids and other occasions. This is a special gift for kids, family, and friends.