3 Review(s)

this math roller stamp 4 in 1 is not just a gadget; it's a brain improvement roller for kids that serves as a maths table roller and a math practice question maker roller. Rotate and adjust the column, explore 10 different queuing methods to satisfy all addition and subtraction numbers from 1-100, fostering logical calculation abilities in a dynamic way. The imprint is clear, the color does not fade after drying, and it is not easy to smudge. This incredible maths sum roller and math gadget for kids is also a brain-improving device that enhances the speed and accuracy of oral and written calculations