World-Changing Inventions

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Across
  1. 4. a test used to make a discovery
  2. 5. to give out one piece at a time
  3. 8. something that leads to a new idea, creation, or action
  4. 10. people who design buildings
  5. 12. the act of sending and getting messages
  6. 14. the use of the imagination
  7. 15. to plan how to build something
  8. 16. telling what something is
  9. 17. a new or different form of an idea
  10. 18. messages in written form sent by telegraph
  11. 19. pictures
  12. 22. to judge something in a thoughtful way
  13. 23. the act of continuing even when it's difficult or there are obstacles
  14. 24. a person who designs structures, systems, or machines
Down
  1. 1. a way of doing something
  2. 2. a series of steps or actions
  3. 3. to turn an image on film into a printed picture
  4. 5. the strength to move forward with a goal even when it difficult
  5. 6. an original example
  6. 7. possible
  7. 8. to make something new
  8. 9. an invention or machine used for a special purpose
  9. 11. efforts to try to do something
  10. 13. a substance or mixture
  11. 18. scientific knowledge that is used in a practical way in peoples lives
  12. 20. taking too much time or supplies to produce or reach results
  13. 21. information about how an idea, object, or process works well and how it could be better