Stallion by Starlight

This is book #49 in the Magic Tree House series. In this volume, Jack and Annie are sent by Merlin to the Great Plains of the United States during the 1800s. They encounter Lakota Native Americans and experience the thrill of a wild mustang horse ride as they search for the secrets of happiness. The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system! Hold your horses! Jack and Annie must find four secrets of greatness for Merlin the magician. To start, they travel back in time to meet Alexander the Great. He should know all about greatness, right? But young Alexander is bossy, vain, and not great at all! How can they learn from him? It’s going to take a wild black stallion, magic from Merlin, and a lot of bravery to succeed. Are Jack and Annie clever and bold enough to complete their mission? Formerly numbered as Magic Tree House #49, the title of this book is now Magic Tree House Merlin Mission #21. If kids get hooked on Magic Tree House, they're hooked on reading! This is one series that kids, teachers, librarians, and parents all agree on. A perfect blend of magic, adventure, history, science, danger, and cuteness—the topics range from kid pleasers (pirates, the Titanic, pandas) to curriculum perfect (rain forest, American Revolution, Abraham Lincoln) to seasonal shoe-ins (Halloween, Christmas, Thanksgiving). Magic Tree House #49 features Jack and Annie heading back to ancient Greece and an adventure with Alexander the Great when he was a child and his famous stallion: Bucephalus.