Montessori Trinomial Cube (Premium Quality)

Details:

• The Trinomial Cube Montessori material is a dissected wooden cube made up of twenty-seven smaller painted cubes and prisms. 
• It includes a box with two hinged sides and a lid with the finished pattern silk-screened on top.  
• When assembled correctly, the cube should have the same finished pattern on all sides.  
• A fun and challenging exercise in spatial reasoning and cognition, and a classic piece of Montessori equipment for the classroom or home.  
• Box containing 27 wooden cubes painted red, black, blue and yellow. 
• This activity is a concrete representation of the algebraic formula
• (a + b + c)3. The cubes and prisms are discriminated visually by color and form.