Boulier japonais (soroban) avec système de remise à zero - cadre aluminium - 13 rangées Boulier-japonais This wooden abacus offers a

This wooden abacus offers a simple and positive introduction to the world of mathematics

The classic school abacus is the easiest abacus model for young children to grasp

serious studies have shown that students aged 9 and under struggle to visualize abstract elements like arithmetic

These difficulties can stem from a range of problems leading to frustration with math under even the easiest conditions

the student no longer needs to memorize arithmetic answers

Boulier japonais (soroban) avec système de remise à zero - cadre aluminium - 13 rangées Boulier-japonais This wooden abacus offers aFeatures Size: 22. 5 x 6. 5 x 1. 5 cm Reset system Aluminum frame What is the Soroban? The soroban is a counting frame with rods or beads used for arithmetic operations. It was invented as the Japanese abacus known as the Soroban. The soroban is a tool for addition, subtraction, multiplication, and division. The soroban is used in Japan to practice arithmetic exercises at school. All Japanese students learn how to use the soroban. It is an important