The Trinomial Cube is a concrete representation of the algebraic formula (a + b + c). The factors of the equation are represented by cubes and prisms. The elementary Montessori child uses the Trinomial Cube as an activity of algebraic exploration. Contained in a hinged wooden box with lid. Ages 3-6yrs
Measurement: 13.8cm x 13.8cm x 12cmÂ
