
Individual Glass BeadsComplete Decimal System Material Set
The first photos are the maker's own. The other shots are illustrative.
Inv. no. NIE-0086G0
- Maker
- Nienhuis Montessori, since 1929
- Approval
- AMI
- Primary Material
- High-grade glass beads
- Secondary Material
- Fine metal wire frames
- EAN
- 8719924004835
Final price incl. VAT. Free delivery.
Advice, warranty and returns are handled by us.
Why it costs €2,012.90
Behind the price of the original are things you can check yourself.
AMI approval
The material is approved by the Association Montessori Internationale (AMI). Nienhuis has made Montessori materials since 1929.
A verifiable original
The EAN 8719924004835 is on the box. It is the maker's number, not ours.

Individual Glass Beads in a child's hands
The decimal system in glass: a single bead for one, a wired bar of ten, a square of a hundred, a cube of a thousand. A child asked to fetch one thousand carries a cube in both hands and comes back knowing something a written number cannot teach. Because the beads are loose rather than fixed, the same material carries the child from first counting through the four operations, laying out a four digit quantity, exchanging ten of one category for one of the next, and arriving at carrying as a physical act. Glass beads on metal wire, for ages 3 to 6.
Concrete Decimal Understanding
Children physically manipulate quantities to understand the relationship between units, tens, hundreds, and thousands, making abstract mathematical concepts tangible and meaningful.
Visual Quantity Discrimination
The progressive size scaling helps children develop visual perception of mathematical hierarchy, supporting later understanding of place value and number composition.
Mathematical Language Development
Working with the bead material naturally introduces precise mathematical vocabulary as children describe quantities, relationships, and operations with concrete referents.
Preparation for Operations
The individual bead format allows for dynamic mathematical activities including addition, subtraction, and early multiplication concepts through concrete manipulation and exchange activities.
How to present it
Arrange materials on a large floor mat in order: units, tens, hundreds, thousands. Ensure adequate space for child movement and material manipulation.
- 1Begin with the unit bead, allowing the child to hold and examine it, introducing the concept 'this represents one'
- 2Progress to the ten-bar, showing how ten unit beads create this single bar, emphasizing the transformation
- 3Introduce the hundred-square, demonstrating how ten bars form this flat square shape
- 4Present the thousand-cube, showing the three-dimensional progression from flat to solid
3 tips for parents
- Support mathematical language at home by counting objects in groups of ten
- Encourage patience with the concrete stage - rushing to abstract concepts can create gaps
- Celebrate discovery and 'aha' moments rather than focusing on speed or accuracy
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
- Individual unit beads: Golden glass beads representing ones
- Ten-bars: Ten golden beads strung on wire
- Hundred-squares: Ten ten-bars arranged in square formation
- Thousand-cubes: Ten hundred-squares forming cube structure
- Storage organization system: Sectioned layout for proper material organization
Size and material
| Packaging | 29 × 15 × 16 cm |
| Primary Material | High-grade glass beads |
| Secondary Material | Fine metal wire frames |
| Recommended Age | 3-6 years |
| Skill Level | Intermediate to Advanced |
Care
Gentle wipe with damp cloth, air dry completely
Frequently Asked Questions
Is the Glass Bead Material appropriate for my 3-year-old, or should I wait until they're older?
The Glass Bead Material is beautifully designed for children beginning at age 3, when they naturally enter the sensitive period for mathematics. At this age, children can safely handle the individual beads under supervision and begin exploring quantity through sensorial experience. The material grows with the child - younger children focus on sensorial exploration and basic quantity recognition, while older children (4-6) engage in more complex arithmetic operations. The key is following your child's interest and readiness rather than their chronological age.
Can I use this Glass Bead Material effectively at home, or is it primarily designed for classroom environments?
This premium Glass Bead Material works excellently in both home and classroom settings. For home use, you can present lessons gradually, focusing on one concept at a time. The complete set provides years of mathematical exploration, making it a worthwhile investment for families committed to Montessori education. While classrooms benefit from having multiple sets for group work, home environments offer the advantage of individualized pacing and intimate one-on-one presentations that can be particularly powerful for deep understanding.
What makes the glass construction worth the premium price compared to plastic alternatives?
The glass construction offers several crucial advantages that justify the investment. Glass beads provide authentic weight and temperature that enhance sensorial learning - children feel the substantial difference between 1 bead and 1000 beads. The pristine clarity allows for perfect visual discrimination of the golden bead hierarchy. Glass is also incredibly durable, maintaining its beauty and precision for decades, making it a multi-generational investment. The superior craftsmanship ensures each bead meets exact AMI specifications for size and proportion, critical for accurate mathematical concept formation.
How do I properly introduce and present the Glass Bead Material to my child?
Begin with the sensorial presentation - invite your child to simply explore and handle the beads, naming 'unit,' 'ten bar,' 'hundred square,' and 'thousand cube.' Focus on the visual and tactile differences first. Next, introduce quantity recognition with small amounts (1-9 units). Gradually progress to the decimal system layout, showing how ten units make one ten-bar, ten ten-bars make one hundred square, and so forth. Always follow your child's interest and never rush the progression. The material should be presented with slow, deliberate movements and minimal language, allowing the child's natural mathematical mind to absorb the concepts.
Why is AMI certification important for bead materials, and how does it benefit my child's learning?
AMI certification ensures the Glass Bead Material meets Dr. Montessori's exact specifications for proportion, color, and mathematical precision. These seemingly minor details are actually crucial for proper concept formation - incorrect proportions can create mathematical misunderstandings that are difficult to correct later. AMI-certified materials guarantee the golden beads maintain the precise 55mm measurement for the thousand cube and proportional scaling for all other pieces. This mathematical accuracy allows children to internalize correct relationships between units, tens, hundreds, and thousands, creating a solid foundation for all future mathematical learning.
Product safety
Manufacturer: Nienhuis Montessori, Anders Celsiusstraat 15, 7442 PB Nijverdal, Netherlands
Individual Glass Beads


