Across
- 3. things people use to do a job
- 6. to get better at something; make something better
- 7. show that something is true
- 9. test to answer questions
- 10. something new that someone thinks up and creates
Down
- 1. strength
- 2. something known or experienced often
- 4. search for and study information about a topic
- 5. small, useful machine or tool
- 8. run by electricity