- Light and Vision (99)
- MatheMagics (66)
- Mindscapes (53)
- Water, Nature, Chaos (48)
- Mechanicum (48)
- Mirrors in Mind (44)
- Current and magnets (35)
- Technorama Outdoors (35)
- (26)
- Wooden machines (19)
- et cetera (16)
- Inventor's Workshop (11)
- (8)
- Inner courtyard (7)
- Forecourt (3)
- Toy Trains (2)
- Thema '' (11)