|aThe forbidden stone /|cTony Abbott ; illustrations by Bill Perkins.
|aNew York :|bKatherine Tegen Books,|cc2014.
|a423 p. :|bill. ;|c21 cm.
|aThe Copernicus legacy ;|vbook 1
|a"Wade, Lily, Darrell, and Becca fly from Texas to Germany for the funeral of an old family friend. But instead of just paying their respects, they wind up on a dangerous, mind-blowing quest to unlock an ancient, guarded secret that could destroy the fate of the world"--|cProvided by publisher.