Get whisked away through time in the magic tree house with Jack and Annie in the #1 bestselling series—and meet famous Founding Father and inventor Ben Franklin! Jack and Annie know all about Ben Franklin. He was a Founding Father, a journalist, and a famous inventor! When the magic tree house whisks them back to meet the man himself, they're not sure what their mission is. But Ben Franklin has a mission of his own. Intrigued by Jack and Annie, he's curious to learn more about where they came from. And very curious about their tree house. . . . Track the facts with Jack and Annie in the nonfiction companion to this book: Benjamin Franklin . Did you know that there's a Magic Tree House book for every kid? Magic Tree House: Perfect for readers who are just beginning chapter books Merlin Missions: More challenging adventures for the experienced reader Fact Trackers: Nonfiction companions to your favorite Magic Tree House adventures If you're looking for Merlin Mission #32: Winter of the Ice Wizard , it was renumbered as part of the rebrand in 2017 as Merlin Mission #4.