- Light and Vision (100)
- MatheMagics (68)
- Mindscapes (54)
- Water, Nature, Chaos (48)
- Mechanicum (47)
- Current and magnets (45)
- Mirrors in Mind (43)
- Technorama Outdoors (35)
- (26)
- Wooden machines (20)
- et cetera (13)
- Labore (12)
- Inventor's Workshop (9)
- Forecourt (4)
- Toy Trains (2)
- Inner courtyard (2)
- Thema 'Mathematik' (50)