01419nam a2200373u 4500 214089615 OCoLC 20190501193248.0 ta 130607t20082002dcub g 000 1 eng d 9781426301773 (OCoLC)214089615 (OCoLC)156818739 BPL BPL BAKER BTCTA DPUA Skurzynski, Gloria. Over the edge : a mystery in Grand Canyon National Park Gloria Skurzynski and Alane Ferguson. 1st digest ed. Washington, D.C. : National Geographic Society, 2008, c2002. 158 p. : ill., map ; 20 cm. Mysteries in our national parks. #5 While she studies condors in the Grand Canyon a scientist's life is threatened, and the strange, hostile, teenage computer whiz in her family's foster care might be involved. Accelerated Reader AR MG 5.0 5.0 60715. Condors Fiction. Endangered species Fiction. Internet Fiction. Foster home care Fiction. National parks and reserves Fiction. Mystery and detective stories. Grand Canyon National Park (Ariz.) Fiction. Arizona Fiction. Ferguson, Alane. Skurzynski, Gloria. Mysteries in our national parks. 19 11417 11417 0 0 ABELJ ABELJ JS 2016-10-27 1 J SKUR 33852 2025-10-25 2025-10-01 4.99 2016-10-27 BOOK