Geometric Cabinet Cards: 35 Blue Shape Cards for Visual Matching
Made by Nienhuis Montessori · shipped by Heutink International (Netherlands) About the maker
Thirty five blue cards carrying the shapes of the Geometric Cabinet, for matching the inset a child is holding against a flat printed outline. Moving from a solid inset to a line drawing is a bigger step than it looks: the card has no edge to trace and no weight, so recognition has to happen by sight alone. Doing it with the cabinet open beside them is what makes the transfer possible. Laminated cardboard with non toxic inks, for ages 3 to 6.
“The greatest sign of success for a teacher is to be able to say, 'The children are now working as if I did not exist.'”
The Contents of the Geometric Cabinet embodies Montessori's principle of isolation of difficulty, presenting geometric shapes in their purest form through contrasting colors and simplified presentation.
- Visual discrimination of geometric shapes and their properties
- Development of figure-ground perception through contrast work
- Preparation for geometry through shape recognition and vocabulary
- Refinement of eye-hand coordination through precise matching
Read More
This material bridges the concrete experience of the Geometric Cabinet with abstract representation, following the child's natural progression from sensorial exploration to cognitive understanding. The cards serve as a control of error through their precise dimensions and visual clarity, allowing children to self-correct during matching exercises. By offering multiple representations of the same shape, filled forms and outlines, the material supports the development of the mathematical mind through visual discrimination and pattern recognition. This progression from three-dimensional to two-dimensional work prepares the child's visual perception for later geometry studies while respecting their sensitive period for order and precision.

How to present it
Follow the Montessori method of presentation for optimal child development.
Place the cards on a mat in order corresponding to the Geometric Cabinet drawers. Ensure adequate workspace and good lighting. Have the actual Geometric Cabinet nearby for initial presentations.
- 1
Begin with three contrasting shapes from the same drawer (e.g., circle, square, triangle)
Choose shapes with maximum contrast for first presentations - 2
Place the filled shape cards on the mat, naming each shape slowly and clearly
Point to the white center dot when placing cards to establish proper orientation - 3
Introduce the corresponding outline cards, matching them precisely below the filled shapes
Demonstrate sliding the card slowly to show exact correspondence - 4
Mix the cards and invite the child to match filled shapes with outlines
Step back and observe, allowing the child to self-correct using visual cues - 5
Progress to distance matching by placing outline cards across the room
This develops visual memory and encourages purposeful movement
Every Child Is a Little Creator

Heritage
Since 1929

In classrooms
Around the world

European brands
Nienhuis, GAM, Educo

AMI approved
To the association standard

Geometric Cabinet Cards: 35 Blue Shape Cards for Visual Matching
