- Light and Vision (97)
- MatheMagics (68)
- Mindscapes (54)
- Water, Nature, Chaos (47)
- Mechanicum (44)
- Mirrors in Mind (43)
- Technorama Outdoors (37)
- Current and magnets (36)
- (25)
- Wooden machines (20)
- et cetera (19)
- Inventor's Workshop (12)
- (8)
- Inner courtyard (7)
- Forecourt (3)
- Toy Trains (2)
- Labore (1)
- Thema '' (3)