Across
- 4. something that is useful, valuable, or important
- 7. when something stays for a long time
- 9. something that you will always remember
- 10. a set of ideas or things that work together to get a job done
Down
- 1. when you are confused
- 2. an important discovery after many tries
- 3. a search for something important to you
- 5. an idea that has never been thought of before
- 6. a machine that is useful and has a purpose
- 8. something that takes up less space