Moonlight on the Magic Flute

The Magic Tree House series takes Jack and Annie to 18th-century Austria, where they are tasked with finding and aiding the young musician, Mozart. Dressed in elaborate outfits, they search the palace but are hindered by a mischievous boy who releases animals from the zoo, leading to a chaotic adventure. Ultimately, Jack and Annie use magic to resolve the situation and help Mozart, ensuring the safety of history.