Imbucare Box with Triangular PrismTriangle Shape Recognition
The first photo is the maker's own. The other shots are illustrative.
Inv. no. NIE-042400
- Maker
- Nienhuis Montessori, since 1929
- Approval
- AMI
- Construction
- Plywood with laminate finish
- Interior Base
- Felt lining
- EAN
- 8719924012533
Final price incl. VAT. Delivery €5.90, €85.10 to go for free delivery.
Advice, warranty and returns are handled by us.
Why it costs €63.90
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 8719924012533 is on the box. It is the maker's number, not ours.
Imbucare Box with Triangular Prism in a child's hands
The Imbucare box with a triangular prism is a box with a triangular opening and a prism that the child posts through it. The prism passes only when its outline matches the opening, so the child turns it in the hand until it fits. The eye and the hand have to work together: the child looks at the opening and steers the prism towards it. The box is made of plywood, laminate and felt and weighs 700 g. Wipe it with a damp cloth and dry it immediately. It is meant for ages 0 to 3.
Object Permanence
Children discover that objects continue to exist even when out of sight, a crucial cognitive milestone.
Hand-Eye Coordination
Precise movements required to post the prism through the triangular opening refine visual-motor integration.
Shape Recognition
The single geometric shape allows focused exploration of triangular properties through repeated handling.
How to present it
Place the Imbucare Box on a low table or mat at the child's working height. Position the triangular prism in a small basket to the right of the box. Ensure good lighting and minimal distractions in the environment.
- 1Sit to the child's right. Slowly grasp the triangular prism with your dominant hand using a three-finger grip
- 2Lift the prism and slowly move it above the triangular opening, pausing to allow visual comparison
- 3Rotate the prism as needed to align it with the opening, demonstrating the matching process
- 4Release the prism through the opening and wait for it to appear in the front compartment
- 5Retrieve the prism from the open compartment and place it back in the basket
- 6Invite the child to try, sitting back to observe without interfering
3 tips for parents
- Create a consistent workspace at home where this material is always available at child height
- Resist showing the child how to 'do it faster' - the slow, methodical process is the learning
- When the child brings you the prism, acknowledge their work with specific language: 'You put the triangular prism in the triangular hole'
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
- Imbucare Box: With triangular opening and open front
- Triangular Prism: Solid wooden piece
Size and material
| Packaging | 16 × 16 × 12 cm |
| Construction | Plywood with laminate finish |
| Interior Base | Felt lining |
| Recommended Age | 8-18 months |
Care
Wipe with damp cloth, dry immediately
Frequently Asked Questions
What age is the Imbucare Box with Triangular Prism suitable for?
This material is designed for children aged 8 months to 3 years. It's typically introduced when the child can sit independently and shows interest in dropping objects, usually around 8-10 months.
How does this box help develop object permanence?
When the child posts the triangular prism through the slot, it temporarily disappears from view before reappearing in the open compartment. This repetitive action helps the child understand that objects continue to exist even when out of sight.
What skills does this material develop?
The Imbucare Box develops hand-eye coordination, fine motor control, shape discrimination, concentration, and problem-solving skills. It also introduces early geometry concepts through the triangular shape.
Why is there only one shape included?
Following Montessori principles of isolation of difficulty, presenting one shape at a time allows the child to focus completely on mastering the triangular form without distraction, building confidence before moving to more complex shape sorting activities.
What makes this different from regular shape sorters?
Unlike typical shape sorters, this Montessori material features an open front compartment for immediate retrieval, natural wood construction, and focuses on one shape to isolate the learning concept. The precise fit of the triangular prism provides clear feedback for self-correction.
Product safety
Manufacturer: Nienhuis Montessori, Anders Celsiusstraat 15, 7442 PB Nijverdal, Netherlands
Imbucare Box with Triangular Prism