Get your kids interested in math with this interactive product! The Subtraction Stamp is a double head math practice number stamp with subtraction question stamps on 100 math questions that roll to help teach and reinforce the concept. This product is perfect for homework, long car trips, or just when you want to take a break from your phone.
Addition and subtraction 2 styles, free to choose.
Roller design, matched fit.
Add stamp ink, reusable.
Ask practical questions efficiently and quickly without blurring or fading.
Rotate to adjust 10 different counting methods.
Small and exquisite, easy to carry.
Rose - Subtraction
4.4 * 3 * 4.8 cm
1 addition and subtraction stamp arithmetic artifact (includes stamp ink)
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.