【Roller Digital Teaching Stamp】---The numbers are adjustable, and the math practice questions within 100 can be printed efficiently and quickly with a gentle rolling, develops logical calculation ability.
【Improve Learning Efficiency】---You can quickly prepare math problems at home, just roll the stamp, and you can quickly print the math problems, and it dries quickly without dirty hands, which is convenient and practical.
【Easy and Quick Printing】---Efficient and fast, roll the stamp at a constant speed on the white paper, and the math problems will appear in front of you. Clear printing and no fading, math problems can be easily changed by turning the wheel.
【Package Included】---Addition, Subtraction, Multiplication, Division, 4Pcs smart math roller stamps, comes with 4 bottles of replacement ink(Open the black round cap on the handle, drop in 5-6 drops of ink, it can be reused).
【Perfect Educational Gifts】---There is no need to write by hand or turn on the computer to print, and there is no need to write the questions themselves. Great for party, teacher's classrooms, birthday party, classroom prizes, carnival, stationery and teaching supplies.