9Funny Harry Potter jokes for kids ages 7-12. Written by an English teacher with a focus on word variance to help children build their vocabulary. Education AND fun You'd be crazy not to buy it. How do turn a donkey into a unicorn? With a horserer's stone. Why didn't the ant get into Hogwarts? She was a Buggle. Where do Death Eaters go on vacation when they want to get a sun tan? Hexico City. What do you call a flattened dragon? A lizard trading card. Where do older wizards go when they want to listen to swing music with a fun rhythm? Jazzkaban. What is Cho Chang's favourite salad? Ravenslaw.