Description: A pinball machine is actually one of Mad Jack's time bombs and Jodie, Joe, and Anna find themselves warped back to medieval Scotland to Castle Dunbar of Lady Agnes Randolph. While the kids search for the book with the help of Uncle Joe the castle is under siege by the English. An encounter between the Book and a pinball machine "catapults" Joe, Anna and Jodie back to the siege of Lady Agnes Randolph's castle in 1338 Scotland.