

Joe, Anna and Jodie are on a wild ride-flung from a trebuchet and hurtling towards Castle Dunbar in Scotland during a siege in 1338 by the English Earl of Salisbury. But when the kids meet Uncle Joe in the dungeon they realize much more is at stake. Family conflict takes on a whole new meaning when Joe has to watch Uncle Joe and Uncle Mad Jack battle it out over the fate of the universe!
Joe's uncle gives him a mysterious book for his birthday, but when his friend Fred wishes for buried treasure while looking through the book, Joe, Sam and Fred suddenly find themselves transported back through time to the year 1718 on a pirate ship captained by the infamous Blackbeard.
The boys are accidentally transported to the year 2105 when the boys are on a class trip to the Natural History Museum to learn about the inventions of the past. While there, they meet their great-granddaughters and get attacked by robots with ray guns.