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They don’t need to memorize solutions or calculation steps because the method remains consistent
The intent was not just to make this product fun
à partir de 13 mois
the abacus will be a serious driver of success
the better you’ll become both with the soroban and mental arithmetic
Boulier chinois en bois de 10 colonnes - rose Boulier-ancien They don’t need to memorizeCaracteristiques 10 ranges de chiffres Construction en bois massif (hevea) Taille : 23. 8 x 12. 8 x 1. 8 cm
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