Number Line Extensions Level 9-12
The first photo is the maker's own. The other shots are illustrative.
Inv. no. NIE-ELC3017
- Maker
- Nienhuis Montessori, since 1929
- Material
- Durable plastic
- Finish
- Pre-cut with rounded corners
- EAN
- 8719924043803
Final price incl. VAT. Delivery €5.90, €114.10 to go for free delivery.
Advice, warranty and returns are handled by us.

Number Line Extensions Level 9-12 in a child's hands
Number line extensions for nine to twelve, taking the line into fractional parts and decimals. By this age a child has a mental number line already, built from years of counting, and the work is to force decimals onto it: the gap between nought point one and nought point two is real and has to be given a place, and a line is the only way to show it that does not require the child to trust an explanation. Durable plastic with rounded corners. In English.
Number Sequence Mastery
Physical arrangement reinforces number order and relationships between consecutive numbers through visual and kinesthetic channels.
Cause and Effect Understanding
Domino cascade demonstrates how one action leads to another, building foundation for logical thinking and sequence prediction.
Fine Motor Precision
Careful tile placement develops hand steadiness and spatial planning skills essential for writing preparation.
Mathematical Visualization
Three-dimensional number representation helps children internalize abstract concepts through concrete manipulation.
How to present it
Clear a long, flat surface. Lay out the plastic number tiles in numerical order as reference. Demonstrate careful tile placement with appropriate spacing for domino effect.
- 1Invite child to arrange tiles 0-10 in standing position, maintaining domino spacing
- 2Guide placement of tiles 11-20, encouraging observation of digit patterns
- 3Continue building in decade segments, allowing child to predict next numbers
- 4Once complete, child gently pushes first tile to trigger cascade
- 5Trace finger along fallen tiles from 0-100, naming numbers
3 tips for parents
- Practice setting up smaller sequences at home using regular dominoes labeled with numbers
- Point out number sequences in daily life - house numbers, calendar dates, page numbers
- Celebrate the process of careful arrangement, not just the exciting cascade moment
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
- Number Tiles: Approx. 100 pieces (0-100)
- Setup Guide: Cascade arrangement instructions
Size and material
| Packaging | 28 × 22 × 6 cm |
| Material | Durable plastic |
| Finish | Pre-cut with rounded corners |
| Recommended Age | 9-12 years |
Care
Wipe tiles with damp cloth, dry immediately
Frequently Asked Questions
How does this material differ from traditional number lines?
Unlike flat number lines, this 3D domino cascade format creates a kinetic learning experience where children physically trace numbers 0-100 while witnessing cause-and-effect relationships through the domino effect, making abstract number sequences tangible and engaging.
What skills does the domino cascade format specifically develop?
The cascade format develops number sequence recognition, spatial awareness, fine motor control, patience, and understanding of cause-and-effect relationships. Children learn number order while experiencing the physical momentum of mathematical progression.
Can children reset and reuse the domino formation independently?
Yes, the plastic tiles are designed for repeated use. Children can practice setting up the number sequence, improving their number recognition and order while developing concentration and precision through the setup process itself.
How does this material support the Montessori approach to mathematics?
This material embodies Montessori principles by providing concrete, manipulative experiences with abstract concepts. The physical movement and visual impact of the domino cascade create memorable sensorial impressions of number sequences and mathematical relationships.
What extensions can teachers create with this material?
Teachers can create skip-counting patterns, highlight odd/even numbers, practice counting by tens, create smaller number ranges for beginners, or combine with other materials for operations practice. The tiles can also be used for number recognition games and sequencing activities.
Product safety
Manufacturer: Nienhuis Montessori, Anders Celsiusstraat 15, 7442 PB Nijverdal, Netherlands
Number Line Extensions Level 9-12