Joke for kidsAges 7-12medium to tellWhy is a comet a bad party guest?Reveal the punchlineAnswer: It always trails off!Make printable joke cardsTry a random jokeSomething wrong with this joke? Report this jokeKeep the laughs goingAtch Knock-Knock JokeTell this joke →Tank Knock-Knock JokeTell this joke →A little old lady Knock-Knock JokeTell this joke →