My favorite sport is dodge ball. (correct)
Dodge ball is describes as a sport that needs helping each other. (Let's always make our sentences complete.)

We catch and throw the ball. (correct)
It makes my body is healthy too.  (Let's avoid using unnecessary words in our sentences.)

So, I like dodge ball.  (correct) Don't forget the period.

Hi, Ellie!
Thank you so much for doing your homework diligently. Please, take note of my corrections and I hope to see you again next meeting. Have a great time. See you later.
-Teacher Joanna