Across
- 4. protects and supports vital...
- 6. slightly moveable
- 8. acted on by muscles to create...
- 10. allows you to stand upright
Down
- 1. immoveable joints
- 2. freely moveable
- 3. hardest part of skull
- 5. 206 of these in your body
- 7. produce blood cells and store...
- 9. strongest bone