EWUROI 13 Digits Wooden Standard Abacus Chinese Calculator Counting Math Learning Tool

Abacus is made of wood material, smooth edge, workmanship, sturdy and .
The beads glide easily, smooth sliding, and not stuck.
You can send it to your boys and girls as a gift, they will be happy.
Wooden abacus with base, a good kindergarten teaching aid allow children to learn arithmetic.
The abacus can be placed on a desk, table, or any other surface.
light, compact and convenient abacus