Montessori Brown Stair (10 Wooden Prisms)

Montessori Brown Stair (10 Wooden Prisms)

Introduce two-dimensional volume and size progression with the classic Montessori Brown Stair. Comprising 10 solid rubberwood cuboid prisms, each block maintains a constant length of 20 cm while its height and width incrementally increase from 1 cm to 10 cm. This precise mathematical relationship allows children to visually and tactilely explore changes in thickness and weight. By grading the prisms from thickest to thinnest or building various staircase configurations, young learners develop spatial awareness, fine motor control, visual discrimination, and independent problem-solving skills through hands-on discovery.

Product Specifications

• Length: Constant 20 cm for all 10 prisms
• Cross-Section Dimensions: Incremental range from 1 x 1 cm (smallest) up to 10 x 10 cm (largest) in 1 cm steps
• Material: Durable, high-quality solid rubberwood construction
• Pedagogical Principles: Rooted in Montessori sensory development; isolates size variations in two dimensions (width and height); self-correcting sensory feedback
• Educational & Physical Value: Visual discrimination of thickness and volume, spatial judgment, fine motor coordination, muscular memory of weight differences, mathematical sequence awareness, and logical thinking
• Application: Montessori classrooms, preschools, kindergartens, early math activity centers, and special education learning rooms
• Set Includes: 10 wooden prisms (1x1x20 cm, 2x2x20 cm, 3x3x20 cm, 4x4x20 cm, 5x5x20 cm, 6x6x20 cm, 7x7x20 cm, 8x8x20 cm, 9x9x20 cm, 10x10x20 cm)