Across
- 5. large store or area of a company
- 7. large food store
- 9. level of challenge
- 10. a kind of job
- 12. strongest club in golf
Down
- 1. five layers, above the Earth
- 2. number of people
- 3. the most frequent item in a data set
- 4. America's second president
- 6. country
- 8. opposite of subtraction
- 11. Robert Hooke discovered the