Windshield Wiper Sermon - Kids Jokes. Windshield Wiper Sermon - Kids Jokes. Clean Christian jokes, funny jokes, free jokes, and clean jokes and humor about kids and their parents. What will kids say next? Enjoy a wide variety of funny Christian jokes, good clean jokes, and family safe jokes and religious humor. One rainy afternoon I was driving along one of the main streets of town, taking those extra precautions necessary when the roads are wet and slick. Suddenly, my son Matthew spoke up from his relaxed position in the front seat