The Trinomial Cube is a concrete representation of the algebraic formula (a + b + c)3. The facand prisms. The elementary Montessori child uses the Trinomial Cube as an activity of algebraic exploration. Contained in a hinged wooden box with lid.
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The Brown Stair: Brown Lacquer199.56€
This series of prisms demonstrates to 10 x 10 x 20 cm.
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Second Box Of Color Tablets58.25€
The Second Box Of Color Tablets introduces secondary and white.
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