Gonzagarredi Brown Stair
Ages: 3-4 Years
This series of prisms demonstrates to the child the change in width (breadth), while the length remains constant. Practice with the Brown Stair indirectly prepares the child for concepts in plane geometry, area, and volume. The prisms are crafted in precise progressions from 1 x 1 x 20 cm to 10 x 10 x 20 cm.
To develop the child’s visual discrimination of dimension
To prepare for the Decimal system
To prepare mathematically for one-to-one correspondence
Note: GAM Gonzagarredi Montessori materials are not an economy brand. The products are manufactured in such a way that they can endure daily use for many years in childcare, home-learning, and school environments.
These products are produced in company-owned factories with a commitment to high-grade craftsmanship, sustainability, and environmental and social responsibility. The products are made of sustainable raw materials, such as wood from planted European forests and water-based inks and paints, and meet the demands of various rigorous safety regulations, including EN71 and ASTM.
Please note that Montessori materials are not toys, but educational teaching materials. They are designed to be used under the supervision of professionally trained adults in a school environment. Please always use these products under supervision to ensure they are used correctly and safely. Some of the Montessori materials and tools may contain swallowable, small, rough, pointed, or other elements that can cause injury or damage if used improperly.
Under their current license agreement, these products are only available to customers located in the US and Canada. For a complete list of dealers in your country please visit the Gonzagarredi Company.
Gonzagarredi Brown Stair
- AMI Approved
- ASTM International
- EN71 Certification
- Water-Based Ink
- Water-Based Paint
GAM Gonzagarredi Montessori also known simply as Gonzagarredi is an Italian company that design, manufacture, and market solutions for nurseries, pre-schools, schools, libraries, and cultural centers.
Maria Maraini Guerrieri Gonzaga was among the first who support Maria Montessori's findings and endorse them. They started with a small workshop Ernesto Bassoli e Figli which later became Gonzagarredi.
The collaboration with Maria Montessori has made Gonzagarredi one of the only three companies that produce AMI-approved Montessori materials. Their products meet the latest technical standards.