Monday with a Mad Genius
by By Murdocca, Sal (ILT) and Osborne, Mary Pope
Category: Juvenile Fiction , Readers , Chapter Books

The #1   bestselling chapter book series of all time celebrates 25 years with new   covers and a new, easy-to-use numbering system! Jack and Annie are on a mission to save Merlin from his sorrows! The   brother-and-sister team travel back in the magic tree house to the period   known as the Renaissance. This time, Jack and Annie will need more than a   research book and a magic wand. They'll need help from one of the greatest   minds of all time. What will they learn from Leonardo da Vinci?Formerly numbered as Magic Tree House #38, the title of this book is now Magic Tree House Merlin Mission #10: Monday with a Mad Genius. Did you know that there’s a Magic Tree House book for every kid? Magic Tree House: Adventures with Jack and Annie, perfect for readers who   are just beginning chapter books Merlin Missions: More challenging adventures for the   experienced reader Super Edition: A longer and more dangerous adventure Fact Trackers: Nonfiction companions to your favorite Magic Tree House   adventures Have more fun with Jack and Annie at MagicTreeHouse.com!