Math Roller Stamp Set: Interactive Teaching Tool for Preschool, Kindergarten and Homeschool Math Practice

Product Highlights: Size youth large / 11-13 Material Acrylonitrile Butadiene Styrene Shape Rectangular Maximum Supported Lines5 Product Dimensions3.5″L x 2″W x 3.5″H Description: Teaching Stamp: Addition, subtraction, multiplication, division, and fill-in-the-blank exercises, arithmetic is easier to replace arithmetic cards. The handwriting is very clear. 🍎Easy To Use: The numbers can be adjusted easily, and the arithmetic changes can be realized by gently rolling, which is the best gift for children. Improve arithmetic skills, learn with interest, and win at the starting point. 🍑Combination of Interest and Learning: arithmetic is no longer boring, easy to practice anytime and anywhere, and become a partner with arithmetic in fun, practice makes perfect, combining interest and learning, improve logical calculation ability. 🍇Reusable: If the handwriting becomes shallow, you can remove the black plug next to it and add it as needed, and then stand still for a few minutes to clearly show the arithmetic, which is convenient and simple. 🍉BEST GIFT: Each roller digital teaching stamp comes with a beautiful box, which is the best gift for Christmas, birthday parties, kids, and parents will be more happy.