Sliding Lid BoxObject Permanence & Fine Motor Control
The first photo is the maker's own. The other shots are illustrative.
Inv. no. NIE-042800
- Maker
- Nienhuis Montessori, since 1929
- Approval
- AMI
- Primary Material
- Birch plywood and beech
- Other material
- Felt
- EAN
- 8719924012571
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 8719924012571 is on the box. It is the maker's number, not ours.
Sliding Lid Box in a child's hands
A wooden box with two compartments and a lid that slides across to cover or uncover them. Unlike a posting box, the child chooses what goes in: a stone, a shell, whatever is on the shelf that day, and then makes it vanish and return at their own pace. Being the one who controls the disappearing is what separates this from a game an adult plays with a baby, and it is why the sliding is slow rather than sprung. Objects not included. Birch plywood, beech and felt, for ages 0 to 3.
Object Permanence
Sliding the lid to reveal and conceal objects helps infants understand that objects continue to exist even when out of sight.
Fine Motor Development
Grasping the edge of the lid and sliding it refines pincer grasp and hand-eye coordination essential for later writing.
Spatial Reasoning
Deciding which compartment an object goes into develops understanding of spatial relationships and problem-solving skills.
Concentration
The purposeful activity of opening, exploring, and closing the box builds sustained attention and focus.
How to present it
Place the box on a low table or mat at the child's eye level when seated. Ensure the sliding lid moves smoothly. Have 2-3 simple objects ready to go inside the compartments (objects are not included).
- 1Sit beside the child and slowly slide the lid open using thumb and index finger
- 2Express wonder at discovering the objects inside, naming them simply
- 3Remove one object, examine it briefly, then return it to its compartment
- 4Slide the lid closed with the same careful pincer grasp
- 5Offer the box to the child with both hands
3 tips for parents
- Resist the urge to demonstrate repeatedly - one slow presentation is sufficient
- Allow your child to 'struggle' productively with the sliding motion
- Create a consistent storage place so your child can independently access the material
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 box with sliding lid: Birch plywood and beech
- Two compartments: The child places objects in one or both and slides the lid to cover or uncover them
Size and material
| Packaging | 27 × 20 × 9 cm |
| Primary Material | Birch plywood and beech |
| Other material | Felt |
| Recommended Age | 0-3 years |
Care
Wipe with slightly damp cloth, dry immediately
Frequently Asked Questions
What age is the Box with Sliding Lid appropriate for?
This material is designed for children ages 0 to 3 years. The youngest children can begin exploring the sliding motion, while older toddlers up to age 3 continue to refine their skills through sorting and hiding objects inside.
How does this box support object permanence development?
When children slide the lid closed, objects inside disappear from view but still exist. This hands-on experience helps them understand that objects continue to exist even when not visible, a crucial cognitive milestone typically developed between 4-8 months of age.
What skills does the sliding mechanism develop?
The sliding lid specifically develops the pincer grasp, hand-eye coordination, and wrist rotation. Children must use controlled, precise movements to grasp the lid's edge and slide it horizontally, preparing their hands for later writing and practical life activities.
What can the child put in the compartments?
The child places various objects in one or both compartments, for example a stone or a shell, and slides the lid to cover or uncover them. The objects are not included, so choose items that are safe for the child's age.
How do I present this material to my child?
Sit with your child and slowly demonstrate sliding the lid open and closed using deliberate movements. Once open, explore one object at a time, allowing them to feel and examine each piece before placing it in its compartment. Let the child repeat the process at their own pace.
Product safety
Manufacturer: Nienhuis Montessori, Anders Celsiusstraat 15, 7442 PB Nijverdal, Netherlands
Sliding Lid Box