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agréable à manipuler et esthétiquement plaisant
Depuis la maternelle jusqu'à la terminale le boulier prépose une valeur évidente pour l'étudiant qui en fait usage
Varnished wood with an antique finish
Un soroban de qualité
allowing calculation of the following: sums and differences
Boulier chinois coloré - 13 colonnes Boulier-ancien agréable à manipuler et esthétiquementFeatures Size: 25x10. 3x1. 6cm Plastic construction 13 columns in different colors With its intermediate size, this abacus strikes a good balance: it is large enough for children to perform calculations comfortably, yet compact enough to easily fit into a child's bag without being cumbersome. The different colors of each row help children with their calculations by clearly distinguishing units, tens, hundreds, etc., reducing the risk of confusion.
