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.
Esoteric Relics of Forgotten Technology is a hard crossword puzzle with 11 clues covering . Play it online for free below, or create your own crossword with our free crossword maker.
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Esoteric Relics of Forgotten Technology
Challenging puzzle for experienced crossword solvers
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Across
- 1. Precision timing instrument predating modern chronometers
- 6. Lost acoustic device amplifying voice without electricity
- 8. Mirror apparatus to redirect sunlight, lost in solar tech
Down
- 2. Victorian-era projector for translucence analysis
- 3. Pre-electric recorder of sound waves with wax cylinders
- 4. Experimental sound-replicating gadget by early inventors
- 5. Ancient device measuring rotary distance on two wheels
- 7. Obsolete Greek gadget to extinguish lamps remotely
- 9. Sound instrument utilizing combustion for tonal amplification
- 10. Hand-cranked generator eclipsed by electric starters
- 11. Early telemetric device for remote measurement or control
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