Specific functions:
Dual heads + rotatable design: 10 queues, 100 column styles—math practice made flexible.
Roll & print in seconds: Crank out 1-100 math problems (add, sub, mul, div) effortlessly.
Reusable, portable, fun: Kids love creating questions—learning feels like play.

The main parameters:
Product name: 2-in-1 math stamps for kids
Material: Abs
Shape: Rectangular
Color: Pink, white, yellow, blue
Weight: 56g
Size: 3 x 2.5 x 1.26 in
Purpose: Teaching stamps, training children's intelligence, and cultivating their math learning

Packing list:
1PCS * Math stamps
10PCS * Ink

Notes:
1.Due to manual measurement, please allow an error of 0-1cm. Please make sure you don't mind before bidding.
2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!