Jack and Annie travel 500 years back in time to Florence, Italy, and spend a day helping Leonardo da Vinci in the hope of learning another secret of happiness.
"Jack and Annie travel in their magic tree house to Elizabethan London, where they become actors in a production of "A Midsummer Night's Dream" and try to rescue a tame bear"--Provided by publisher.
"Jack and Annie travel in their Magic Tree House back to a Hawaiian island of long ago where they make friends, learn how to surf, and encounter a tsunami"--Provided by publisher.
"The magic tree house takes Jack and Annie to an African rainforest, where the siblings encounter gorillas and learn to communicate with them"--Provided by publisher.
Using their magic tree house, Jack and Annie travel back to the time of the American Revolution and help General George Washington during his famous crossing of the Delaware River.