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It has been used in China since the 2nd century BC and was introduced to Europe in the 17th century
Faire des opérations sur un boulier aidera votre enfant à examiner les calculs et élaborer des structures mentales qui le soutiendront tout au long de sa scolarité
The abacus: an ancient tool still useful today
Why an Abacus
Primo est que l’enfant n'aura plus à mémoriser les réponses aux exercices de maths
Boulier chinois en bois - 15 rangées - noir Boulier-chinois It has been used inFeatures 42. 6 x 17. 1 x 3 cm Made from solid wood Black painted finish with satin varnish This Chinese abacus features a finely crafted solid wood construction highlighted by a smooth black satin finish. It is very pleasant to use and also serves as an attractive decorative piece. How Does a Chinese Abacus Work? The Chinese abacus is an excellent tool to improve math skills. It helps practice basic operations, fraction decomposition, and mental
US$ 2500.00
US$ 2500.00
US$ 15000.00
