The Fabulous Perpetual Motion Machine Vocabulary

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Across
  1. 2. sketch, drawing, or plan that serves as a pattern
  2. 5. an explanation based on observation and reasoning
  3. 6. special assignment planned and completed
  4. 8. new way of doing something
  5. 10. a test or trial to discover something
  6. 12. someone who manages a business
  7. 13. show approval by clapping your hands
  8. 14. propsed an idea
  9. 15. casually looking
Down
  1. 1. invention made to do a certain job
  2. 3. to make something better
  3. 4. device for carrying people
  4. 7. important, difficult, or dangerous plan
  5. 9. wonderful
  6. 11. looking over carefully