Soroban géant pour salle de classe 17 rangées - billes oranges + multicolores Boulier enfant they understand how to find

they understand how to find solutions to any calculation problem

high-quality craftsmanship built to withstand even young children’s neglect

original colors with non-toxic paint and varnish

and specifically designed for vertical use with a mechanism that prevents the beads from falling by simple gravity

Depuis la maternelle jusqu'au collège et après le boulier crée un profit tangible pour l'étudiant qui en fait usage

Soroban géant pour salle de classe 17 rangées - billes oranges + multicolores Boulier enfant they understand how to findFeatures Size: 75 x 20. 5 cm Wooden frame ABS plastic beads Strap for hanging Friction system allowing vertical use: ideal for demonstrations