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Geometriedidaktik
Geometry Education
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Spatial Thinking
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2. Form Constancy
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4. Transformations in Space
5. Object Combinations
6. Dynamics
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8. Spatial Orientation
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Check for Colorblindness
Galleries
Historical Constructions
Platonic Solids an their Duality
3D-prints of dual platonic solids
Archimedean Solids
Some Families of the Archimedean Solids
Kepler-Poinsot-Polyhedron
3D-Print of Kepler Poinsot Polyhedron
Step by step 3D printing of a great dodecahedron
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Where and by how many users is RIF used?
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