Amazing Inventions & Everyday Gadgets

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Across
  1. 1. Appliance used to brown slices of bread
  2. 4. Tool used for mathematical calculations
  3. 6. Machine capable of performing programmed tasks
  4. 8. Navigation tool that points toward magnetic north
  5. 10. Instrument used to measure temperature
  6. 11. Object orbiting Earth for communication and observation
  7. 13. System used for navigation and location tracking
  8. 16. Device used to control a computer cursor
  9. 19. Portable personal computer
  10. 20. Input device used for typing
  11. 21. Unmanned flying device controlled remotely
  12. 22. Introduction of a new idea, method, or device
  13. 25. Device used to replenish battery power
  14. 26. Device used to watch visual broadcasts
  15. 27. Device that stores electrical energy
  16. 29. Machine used for cleaning floors and surfaces
Down
  1. 2. Wearable device that tracks time and activity
  2. 3. Personal audio listening device
  3. 5. Device used to measure and display time
  4. 7. Portable battery-powered light source
  5. 9. Appliance that keeps food cold and fresh
  6. 12. Ancient invention that transformed transportation
  7. 14. Portable communication and computing device
  8. 15. Device that receives audio transmissions
  9. 17. Device used to capture photographs
  10. 18. Kitchen appliance used to mix and puree ingredients
  11. 23. Touchscreen computing device larger than a phone
  12. 24. Machine that produces paper copies of documents
  13. 28. Application of scientific knowledge for practical purposes
  14. 30. Appliance that heats food using electromagnetic waves