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History records a significant number of abaci
allowing calculation of the following: sums and differences
with a clean and refined design
manageable parts
numerous studies have shown that children under 9 often struggle to grasp such abstract ideas
Boulier chinois coloré - 13 colonnes Boulier-ancien History records a significant numberFeatures 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.
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