pp.180-181
What is the muscular system?
What system does the muscular system work with so you can move?
What do the muscles do?
Are all your muscles the same size?
Where do you have small muscles?
Where do you have some large muscles?
Why do some muscles need to be larger than others?
What are many of your muscles connected to?
Do all your muscles move only when you think about moving them?
Name a muscle that works all the time, even when you are not thinking about it
Why did God make bones and muscles tough?
How can you keep your muscles strong?
What should you wear to protect your bones and muscles when you play sports?
| 
