You won't stop laughing out loud, even in school! What tree catches the most diseases? (Sycamore.) What's worse than a giraffe with a sore throat? (An octopus with tennis elbow.) Hungry for more? Feast on over 500 riddles that ask where a bull keeps his papers (his beef case); how oceans make popcorn (by microwave); and where the Bible mentions baseball (in the big inning).