- Light and Vision (98)
- MatheMagics (69)
- Mindscapes (54)
- Mechanicum (48)
- Mirrors in Mind (44)
- Water, Nature, Chaos (40)
- Current and magnets (35)
- Technorama Outdoors (35)
- (26)
- Wooden machines (20)
- et cetera (16)
- Inventor's Workshop (12)
- Inner courtyard (7)
- Labore (7)
- Forecourt (3)
- Toy Trains (1)
- Thema 'Biologie' (6)