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.
Trinomial Cube
178.88€
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Spindle Box: US Version143.99€Dodaj u korpu
The Spindle Box provides practice in associating quantity and symbol for the numbers 0-9. 45 loose wooden spindles are included.
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Numerals And Signs: US Version177.77€Dodaj u korpu
6 sets of wooden cut-out numerals and subtraction exercises. Includes a divided beechwood box with lid.
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