Generic Vintage Abacus 13 Rods Wood Soroban with Reset Button Chinese Japanese Calculator Counting Tool for Kid Educational, 2 Pieces

Wood Blocks Puzzles: It is good for developing sorting skills, teaching colors and numbers, promoting hand-eye coordination, fine motor skills, problem-solving ability and also creativity.

Multi-Functional Preschool Toys: This wooden toy can bring kids endless happiness. Each wooden block is made of high quality wood with smooth edges and bright colors. Making your children achieve happiness when learning & playing.

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.

A very useful tool in general mathematics education.