Hierarchy Of NumberTray For Small Pieces
The first photo is the maker's own. The other shots are illustrative.
Inv. no. NIE-0132A007
- Maker
- Nienhuis Montessori, since 1929
- Primary Material
- Natural wood (bamboo or light hardwood)
- Finish
- Smooth, natural finish
- EAN
- 8719924007225
Final price incl. VAT. Delivery €5.90, €127.10 to go for free delivery.
Geometric Hierarchy of Number €694.90Advice, warranty and returns are handled by us.

Hierarchy Of Number in a child's hands
Crafted to support repeated classroom use, this wooden organizing tray supports the Montessori hierarchy of number work by providing designated compartments for small mathematical manipulatives. The tray features two square recesses and two elongated rectangular slots, each carefully sized to accommodate specific materials used in decimal system and place value activities, helping children maintain order while exploring numerical concepts.
Mathematical Order
Designated compartments help children organize and categorize numerical materials, reinforcing concepts of classification and hierarchy.
Fine Motor Precision
Placing materials in specific recesses develops careful hand movements and spatial awareness.
Visual Discrimination
The tray's design helps children recognize patterns and relationships between different mathematical components.
Work Cycle Support
Organized layout enables independent work cycles, allowing children to retrieve and return materials systematically.
How to present it
Place the tray on a work mat. Gather golden bead material or other decimal system manipulatives. Position materials in separate containers nearby.
- 1Introduce the tray's compartments, demonstrating how each space has a specific purpose for organizing number materials
- 2Sort unit beads into one square recess, counting aloud as you place each one
- 3Place ten-bars in the second square recess, noting how they fit differently than units
- 4Arrange hundred squares in one rectangular slot, observing how the shape accommodates them
- 5Position thousand cubes in the final rectangular slot, completing the decimal hierarchy
3 tips for parents
- Create a similar organizing system at home using a divided box for sorting household items by category
- Practice sorting coins by denomination as a real-world application of hierarchical organization
- Encourage your child to explain why certain materials belong in specific compartments
If you are not sure it suits your child, we answer in person.
Norbert Kovalčín, founder of Faborino · write to him
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What's in the Box
- Wooden organizing tray: With 4 carved compartments
Size and material
| Packaging | 22 × 11 × 3 cm |
| Primary Material | Natural wood (bamboo or light hardwood) |
| Finish | Smooth, natural finish |
| Recommended Age | 3-6 years |
Care
Wipe with damp cloth, dry immediately
Frequently Asked Questions
What materials can be stored in this hierarchy of number tray?
This tray is designed to hold small Montessori math manipulatives such as unit beads, ten bars, hundred squares, and thousand cubes. The two square compartments typically hold units and hundred squares, while the rectangular slots accommodate ten bars and thousand cubes.
What are the dimensions of each compartment?
The tray features two square recesses and two elongated rectangular slots, each precisely sized to fit standard Montessori decimal system materials. The exact dimensions are crafted to match typical golden bead materials and other hierarchy of number manipulatives.
How does this tray support mathematical learning?
By providing designated spaces for each place value material, the tray helps children visually understand the decimal system hierarchy. It reinforces concepts of units, tens, hundreds, and thousands while promoting organization and order during mathematical work.
Is this tray compatible with other Montessori math materials?
Yes, this organizing tray works with various Montessori mathematics materials including golden beads, colored bead bars, stamp game pieces, and other small manipulatives used in decimal system and place value activities.
What type of wood is used and how should I care for it?
The tray is precision-crafted from quality wood with smooth, child-safe surfaces. Clean with a slightly damp cloth and dry immediately. Avoid harsh chemicals or soaking in water to maintain the wood's integrity and finish.
Product safety
Manufacturer: Nienhuis Montessori, Anders Celsiusstraat 15, 7442 PB Nijverdal, Netherlands
Hierarchy Of Number