Back 05/02/2027Object Permanence BoxBall Drop with Tray for Infants
The first photo is the maker's own. The other shots are illustrative.
Inv. no. NIE-041100
- Maker
- Nienhuis Montessori, since 1929
- Approval
- AMI
- Construction
- Plywood and solid wood
- Finish
- Natural wood with red painted accent
- EAN
- 8719924012458
Final price incl. VAT. Delivery €5.90, €70.10 to go for free delivery.
Advice, warranty and returns are handled by us.
Why it costs €78.90
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 8719924012458 is on the box. It is the maker's number, not ours.

Object Permanence Box in a child's hands
A box with a hole in the top and a tray beneath it: the ball goes in, disappears, and rolls out onto the tray a moment later. That moment is the whole material. Somewhere near eight months a baby stops treating a vanished object as gone and starts waiting for it, and this box gives them the experience over and over, on demand, at the exact age the expectation is forming. It also happens to be a clean drop and a clean catch for the hands. Plywood and solid wood, for ages 0 to 3.
Object Permanence
Helps infants understand that objects continue to exist when out of sight, a crucial cognitive milestone.
Hand-Eye Coordination
Develops precision in releasing the ball through the hole, strengthening fine motor control.
Cause and Effect
Children learn that their actions (dropping the ball) create predictable results (ball appears in tray).
Visual Tracking
The red archway helps children visually follow the ball's path, supporting visual development.
How to present it
Place the box on a low table or mat at the child's working height. Position the sliding tray in its closed position. Have the ball ready in a small basket to the right of the box.
- 1Sit beside the child, slowly pick up the ball with a three-finger grip
- 2Hold the ball above the hole, pause to build anticipation, then release
- 3Wait for the ball to roll through the archway onto the tray
- 4Slowly slide the tray out to retrieve the ball
- 5Return the ball to the basket and invite the child to try
3 tips for parents
- Resist the urge to retrieve the ball immediately, let your child discover it
- Create similar experiences during daily life, like peek-a-boo or hiding toys under blankets
- Place the box in a consistent location so your child can choose this work independently
Accessories
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What's in the Box
- Object Permanence Box: With circular hole and red archway
- Sliding Wooden Tray: Attached to box base
- Yellow Wooden Ball: Sized for infant hands
Size and material
| Packaging | 30 × 16 × 12 cm |
| Construction | Plywood and solid wood |
| Finish | Natural wood with red painted accent |
| Recommended Age | 6-18 months |
Care
Wipe with damp cloth, dry immediately
Frequently Asked Questions
What age is the Object Permanence Box suitable for?
The Object Permanence Box is designed for infants and toddlers aged 6-36 months. Most children begin using it around 8-10 months when they can sit independently and are developing their understanding of object permanence.
How does this box help with cognitive development?
This material teaches the fundamental concept that objects continue to exist even when not visible. When the child drops the ball through the hole and it temporarily disappears before rolling onto the tray, they learn about object permanence - a crucial cognitive milestone that forms the foundation for memory and logical thinking.
What materials is the Object Permanence Box made from?
The box is crafted from high-quality, child-safe wood with smooth, rounded edges. The archway features a distinctive red paint that attracts the child's attention, and the sliding tray is designed for easy ball retrieval. A wooden ball is included with the set.
How do I present this material to my child?
Sit with your child and slowly demonstrate dropping the ball through the hole. Show excitement when it reappears on the tray. Allow your child to explore at their own pace, repeating the action as many times as they wish. The repetition helps reinforce the concept and satisfies their need for mastery.
What skills does the Object Permanence Box develop besides object permanence?
This material develops multiple skills including hand-eye coordination, fine motor control, focus and concentration, cause-and-effect understanding, and spatial awareness. The sliding tray also introduces early problem-solving as children learn to retrieve the ball independently.
Product safety
Manufacturer: Nienhuis Montessori, Anders Celsiusstraat 15, 7442 PB Nijverdal, Netherlands
Object Permanence Box