Flip and Fin: We Rule the School! by Timothy Gill illustrated by Neil Numberman

Flip, the sand shark, is excited to share jokes with his school on Joke Day.  He practices telling jokes with his twin, Fin.  What happens when he stands on the stage and looks out at all those fish?
The story line was not strong but the jokes are funny and fun.
Interesting facts about sand sharks and other sea creatures in the back.