<b>Magic Tree House is the #1 bestselling chapter book series! In their NEW adventure, Jack and Annie return to Camelot!</b><br>&nbsp;<br>In this thrilling adventure steeped in history, Mary Pope Osborne introduces readers to classic Welsh legends and continues her own story of King Arthur, Merlin, and the Knights of the Round Table.<br>&nbsp;<br>Have more fun with Jack and Annie on the Magic Tree House website at MagicTreeHouse.com!