Across
- 3. very embarrassed
- 4. the first version of a machine or invention
- 5. opposite of facts; can't be proven
- 8. a short explanation of what happened in a story
- 9. limits on how you can complete a task
- 11. answer to a subtraction problem
- 13. improving a machine after you test it
- 14. answer to an addition problem
- 15. using science and math to make useful things
Down
- 1. awkwardly, uneasily
- 2. things needed to complete a task
- 6. something that gives you a good idea
- 7. a set of steps in math
- 10. how you feel about yourself
- 12. not usual