Moderate difficulty suitable for most players
Quirky Propulsion and Hovercraft Marvels
Challenging puzzle for experienced crossword solvers
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3
4
5
Across
- 1. Single large wheel concealing rider inside its rim
- 2. Rotorcraft ancestor spinning to glide without powered lift
- 3. Early rotary-wing aircraft with reciprocating blade motion
Down
- 4. Vehicle skimming air, defying water and land boundaries
- 5. Hybrid flyer relying on unpowered rotor autorotation
Similar Crossword Puzzles
- Challenging puzzle for experienced crossword solvers
- Challenging puzzle for experienced crossword solvers
- Challenging puzzle for experienced crossword solvers
Quirky Contraptions in Transport History
Size: 20Difficulty: mediumModerate difficulty suitable for most players