Product Review

Plastic Abacus Arithmetic Abacus Kids Calculation Tool 17 digits
The abacus, also called a counting frame, is a calculating tool where beads are moved down and be carried out by the feel and look at the beads, complex calculations.
Package: 1 x Abacus
Note:Light shooting 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 +/-1-3 cm.