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These teaching aids are made of plastic, come in three colours and have varying thicknesses and sizes. They are recommended when studying the theory of sets and learning basic geometry concepts.


  • 4 shapes
  • 3 colours: red - yellow - blue
  • 2 thicknesses
  • 2 sizes


48 small pieces (e.g.: circle ø 6 cm)

UNI EN 71-1/2/3