The Binomial Castle Story Book is a story based upon the Binomial and Trinomial Cube. These two cubes are regarded as classical items in the Montessori range, used in Kindergarten.
The Binomial and Trinomial Cube guide the children through their primary school period. They acquisition of the formulas as a form of mathematical language in algebra.
Besides using geometry and the colours as tools, Dr Montessori also offers an entrance via storytelling.
“Finally, the cubes are placed back in the box in a definite order, and there is this reconstructed a large many-coloured cube (a + b + c) 3… When playing with this material, a child forms a visual image of the arrangement of the objects and thus remember their quantity and order.” – see Clio Montessori Series: M Montessori, Discovery of the Child, pg 278.
Item code: 068501