Geometric Hierarchy Number Cards: Sliding Tiles with Colour System

Price

€31.32

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Shipping & Delivery

In Stock · 2-3 days

Quantity

Age Range3-6 Years

MaterialNatural wood, smooth finish

DimensionsApprox. 30 × 8 × 3 cm

CertificationAMI Approved

About

This specialized number card holder presents the concept of geometric hierarchy through a sliding tile system featuring color-coded number representations. The wooden tray houses approx. 8 removable tiles displaying the numeral '1' in hierarchical color coding (green for units), supporting the child's understanding of place value and the decimal system through visual and tactile exploration.

“The senses, being explorers of the world, open the way to knowledge.”

- Maria MontessoriThe Discovery of the Child

AMI ApprovedOfficial Nienhuis

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2-Year WarrantyQuality guaranteed

Everything You Need

Wooden display trayWith recessed sliding channel

Number tilesApprox. 8 color-coded tiles

The Montessori Method

The Geometric Hierarchy of Number embodies Maria Montessori's principle of making abstract concepts concrete through sensorial experience. By presenting the decimal system through color-coded tiles, this material bridges the gap between sensorial and mathematical understanding. The green unit tiles connect directly to the hierarchical color system used throughout Montessori mathematics materials, creating a consistent visual language. This material respects the child's need for repetition and manipulation, allowing them to physically slide and arrange tiles while internalizing the concept that our number system is built on groups of ten. The isolation of difficulty, focusing solely on the unit value, enables deep concentration and prepares the mathematical mind for understanding place value through sensorial impression before formal introduction.

✹Visual discrimination of the hierarchical color-coding system in mathematics✹Preparation for understanding place value and the decimal system✹Development of one-to-one correspondence through tile manipulation✹Strengthening fine motor control through precise sliding movements✹Building concentration through repetitive, purposeful activity

Geometric Hierarchy Number Cards: Sliding Tiles with Colour System - Child learning

AMI Approved

Activity Guide

Step by Step to Mastery

5 steps to mastery

Use exaggerated, deliberate movements to highlight the precision required

Avoid over-explaining; let the material speak through its design

Maintain consistent spacing between tiles to emphasize individual units

Model satisfaction in completing the cycle of activity

Resist correcting minor imperfections; focus on the child's engagement

Browse steps

Use exaggerated, deliberate movements to highlight the precision required

Avoid over-explaining; let the material speak through its design

Maintain consistent spacing between tiles to emphasize individual units

Model satisfaction in completing the cycle of activity

Resist correcting minor imperfections; focus on the child's engagement

Developmental Benefits

Why Educators Choose This

Mathematical Foundation

Introduces the geometric hierarchy of numbers through color-coding, preparing for advanced decimal system work.

Visual Discrimination

Color-coded system helps children distinguish between units, tens, hundreds, and thousands.

Order and Sequence

Sliding tile system develops understanding of numerical order and place value relationships.

Store near other mathematical materials to create visual connections in the environment

Observe for the child's readiness to connect this sensorial impression with actual quantity work

Use precise mathematical language sparingly, let the visual impact precede verbal labels

Pro Tip

“Present this material after the child has worked extensively with sensorial color tablets and can discriminate shades”

The Gold Standard in Montessori

Every Child Is a Little Creator

Heritage

Since 1929

Brands used by

schools worldwide

European brands

AMI

Endorsed

Have Questions?

Frequently Asked Questions

Everything you need to know about this material.

Contact Our Experts

What is the purpose of the Geometric Hierarchy of Number material?

This material introduces children to place value and the decimal system through color-coded number tiles. It helps children visually and tactilely understand that numbers are composed of units, tens, hundreds, and thousands, with green representing units in the Montessori color-coding system.

How do children use this number card holder?

Children slide the removable tiles in and out of the wooden tray, manipulating the color-coded number representations. They can arrange and rearrange the tiles to explore number relationships, practice recognizing place values, and build a concrete understanding of the hierarchical nature of our number system.

What makes this a Sensorial material rather than Mathematics?

While it introduces mathematical concepts, this material is classified as Sensorial because it focuses on visual discrimination and tactile exploration of the geometric properties of numbers. It prepares the child's senses for later abstract mathematical work by providing concrete, color-coded representations.

What age is appropriate for this material?

This material is designed for children ages 3-6 years. It's typically introduced after children have worked with other sensorial materials and have developed fine motor control. The material bridges sensorial work with early mathematical concepts.

How does this material prepare children for future math work?

By introducing the color-coding system (green for units, blue for tens, red for hundreds), this material prepares children for the golden bead material and other decimal system work. It creates a visual and tactile foundation for understanding place value before children work with larger numbers.

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