Look out, Hardy Boys---the Cooper kids are on the case! In thrilling double-trouble adventures, your 8- to 12-year-olds can team up with Jay, Lila, and their bibical archaeologist dad to unravel The Secret of the Desert Stone and The Deadly Curse of Toco-Rey---plunging through dangerous jungles and battling evil forces along the way! 320 pages, softcover from Nelson.