Montessori, The Trinominal cube is a concrete representationof the algebraic formula(a+b+c)3 .Wooden cube made of 27 pieces
cubes and prisms painted red, blue, yellow and black. The pieces are stored in a wooden box with a color-coded pattern on the bottom and on the top. The box has two hinged sided for easy removal and replacement of the pieces.
Recommended for : Age 3-12.
High quality Montessori item made in the traditional Montessori method by Nienhuis Montessori, using the best quality timber available to manufacture the Trinomial cube.