Description
The roller teaching stamp has 10 numbers that can be rotated to get different combinations of equations to solve.
The maths roller stamp uses fast-printing, quick-drying ink, which can quickly dry in three seconds, does not fade easily and has no peculiar smell
The smart math roller stamp is small and exquisite, easy to carry and store.
Adopted with double-ended design, this roller design math teaching stamp contains two different arithmetic seals, each with different arithmetic tasks on both sides.
Maths learning stamp can quickly and randomly arrange addition subtraction multiplication division from 1-100. Perfect Christmas stocking fillers for kids boys girls teenagers adults.
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