Montessori Trinomial Cube - Sensorial Material Montessori Object Permanence Box: Solid wood with smooth

Box: Solid wood with smooth finish and fitted compartments

colored bead bars from 1 to 9

Control charts for guided work and reference

Each player gets a bear-shaped board and matching colorful shapes

Montessori Trinomial Cube - Sensorial Material Montessori Object Permanence Box: Solid wood with smoothProduct Description The Montessori Trinomial Cube is a foundational sensorial material that visually and physically represents the algebraic formula (a + b + c). Composed of 27 precision cut wooden blocks in black, red, blue, and yellow, this hands on puzzle supports early algebraic understanding while promoting logical reasoning and visual spatial skills. Key Features Includes 27 wooden pieces arranged to form a trinomial cube Pieces vary in height,