915 Generation Plastic Abacus Arithmetic Abacus Kids Calculation Tool 17 digits

Abacus style abacus plastic 17 digits
A bead above and four beads
Give concrete visual representation of numbers by beads
A useful tool in general mathematics education

The abacus also called a counting is a calculating tool where beads are moved down and be carried out by the feel and look at the beads complex calculations
Material Plastic

Package Contents
1 x Abacus

Only the above package content other products are not included
Note Light 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