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ainsi que pour les personnes curieuses de son utilisation
Montessori Wooden Mini Abacus
It’s important to note that different types of abacuses have been designed according to the cultures where they originated
Bright and attractive colors created with non-toxic paint and varnish
Children who use the abacus in their learning generally show significantly higher IQ scores
Soroban géant pour salle de classe 17 rangées - billes blanches / rouges Montessori ainsi que pour les personnesFeatures Size: 75 x 20. 5 cm Wooden frame ABS plastic beads Strap for hanging Friction system allows vertical use: perfect for demonstrations
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