U.O.I Vocabulary Crossword - Inventions - Part One

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Across
  1. 3. a useful tool, usually a small one that is portable
  2. 6. adjective that describes something that helps us to do a job more easily
  3. 7. less difficult
  4. 11. a new creation, a totally new idea
  5. 12. an improvement to an existing invention
  6. 13. a person who creates new gadgets, tools, machines or systems
  7. 14. a boat with an engine that runs on steam power
  8. 15. an ancient invention used to move heavy objects and people much more easily
  9. 16. a device that powers electrical items so they don't need to plugged in all the time
Down
  1. 1. a certificate that protects an inventor from having their idea stolen by others
  2. 2. to find the answer to a problem
  3. 4. an invention that helps us communicate with other people very far away
  4. 5. a plan for how to make something
  5. 8. (verb) to make improvements to an existing invention
  6. 9. the process of trying, failing and trying again until you find the solution
  7. 10. the steps you go through to complete a project