Across
- 4. pulling with their arms, sliding their belly
- 5. relative size of body parts
- 7. helps skeletal frame become sturdy
- 9. typical time when a developmental milestone occurs
- 10. use/control of muscles that direct body movements
- 12. to move by using the hands and knees or hands and feet
- 13. intentional act of grasping an object
Down
- 1. using large muscles
- 2. nonpermanent teeth
- 3. rates of growth slow over time
- 6. using smaller muscles
- 8. made of bones and teeth
- 11. walking by holding something for support