Campfire Joke Book This Try Not to Laugh Challenge: Summer Campfire Edition Joke Book ($9) from the Try Not to Laugh Challenge series of books is packed with kid-friendly jokes, riddles, and puns that'll have the whole family laughing in their sleeping bags. If your kids are more into scares than laughs, give this collection of family-friendly campfire stories a try. Image Source: amazon.com Try Not to Laugh Challenge: Summer Campfire Edition Joke Book $9 from amazon.com Buy Now