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The choice depends on personal taste and interior decor
Black / Yellow
bords s'arrondissent
traditional halogen)
followed by immediate drying
casse tete mathematique addition des anneaux pour atteindre 50 Maroquinerie Personnalisable The choice depends on personalThe wooden math puzzle 5 rotating rings, diameter 12. 8 cm, natural wood. Objective: align the numbers in each column to obtain a sum of 50. Over 65,000 possible combinations, only one is correct. An educational tool and intellectual challenge for ages 8 and up. Objective: sum 50 per column Each column of numbers must total exactly 50 seemingly simple, but with 65,000 possible combinations and only one correct solution. 5 independent rotating rings
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