Across
- 2. discover and investigate (7)
- 4. protective headwear (6)
- 7. discs with teeth (5)
- 8. pastime (8)
- 10. commute but not pollute (4)
- 11. moving on two wheels (7)
- 12. gets you from a to b (9)
Down
- 1. where gravity takes you (8)
- 3. keeps us fit (8)
- 5. opposite of danger (6)
- 6. the __ on the bus go round (5)
- 9. physical wellbeing (7)