"Mom, does the monster in our tummy say 'more food'?"

exercising

"Is coloring exercising, Mom, or not?"

"I do, because my brain is saying I do."

"His brain was going down to his foot.  That's why he was sad."

Darin wanted to help out with dinner, so I told him to go wash his hands, to which he asked, "And behind my ears, Mom?"