It was approximately eight gazillion degrees in my classroom this morning, so the humor I found in this might be heat-induced.
Our unit for the next two weeks is "Careers and Community Helpers." I put this puzzle in rotation today.

A child looked at the artist and asked, "Is that Jesus?"
Not in a public school. GOD! When will they ever learn???
Now let's all stand up and say the Pledge of Allegiance...