Explore fun facts about lost inventions and forgotten gadgets in this medium-difficulty crossword puzzle designed for 3rd to 5th graders. A perfect blend of history and trivia.
Forgotten Devices and Obsolete Engineering Marvels is a hard crossword puzzle with 19 clues covering . Play it online for free below, or create your own crossword with our free crossword maker.
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Forgotten Devices and Obsolete Engineering Marvels
Challenging puzzle for experienced crossword solvers
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Across
- 1. Eadweard Muybridge’s forgotten animation projector of motion studies
- 2. Ancient pneumatic signaling device using air pressure pulses
- 3. Airbrush-like tool for intricate technical drawing now obsolete
- 4. Roman artifact hypothesized as a complex measuring instrument
- 12. Pioneering electroacoustic apparatus now eclipsed by digital counterparts
- 13. Lost optical gadget projecting images from luminous materials
- 16. 19th-century predecessor to film shown with rapid frame succession
- 17. Early spinning animation device synced with sound
Down
- 5. 19th-century gadget transmitting handwriting over wires
- 6. Alleged sound amplification tool believed too fragile for mass use
- 7. Fire-driven musical instrument once enchanting Victorian salons
- 8. Medieval siege contraption for hurling heavy projectiles
- 9. Tesla’s abandoned device transmitting voice via modulated light
- 10. Pre-tape recorder magnetic sound device, precursor to audiotape
- 11. Early transparent telegraph casing, precursor to fiber optics
- 14. Ancient military gear gadget enhancing cavalry protection
- 15. Obscure acoustic communication device named for an Italian inventor
- 18. Mechanical voice modulator attempting to emulate human speech
- 19. Lost medicinal inhaler claimed to cure respiratory ailments
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