Math Roller Stamp - 4PCS Digital Teaching Stamp(Addition, Subtraction, Multiplication and Division)

Math Roller Stamp - 4PCS Digital Teaching Stamp(Addition, Subtraction, Multiplication and Division) Description

[Digital Teaching Stamp Roller]Adjustable numbers, gently rolling, can efficiently and quickly print out math practice questions within 100, it is a fun and meaningful gift for your children or friends' children.
[Reusable]The stamps for teachers elementary has 4 bottles of ink, you can add ink for repeated use. The color does not fade after drying, and it is not easy to smudge.
[Improve the Efficiency of Learning]You can print quickly by simply scrolling through the addition and subtraction seal, and it dries quickly. Pupils do one page a day to improve the speed and accuracy of oral arithmetic.
[Easy to Carry]The math roller stamp size is 1.7 x 1.2 x 1.89 inches, which is small and exquisite, easy to carry. Can be placed in a stationery bag or pocket at any time.
[Learning & Educational Gift]Keep Kids Busy and Give Yourself a Moment of Quiet When They Need It. So It'S a Great Gift for Our Kids and Even Parents.

Material: plastic
Color: as shown

Package Contents:
4 x stamp
4 ink

Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.