01254cam a2200289 4500 1147886827 TxAuBib ||||||s2010||||||||||||||||||||||||und|u 2010924652 9780545060509 0545060508 TxAuBib Haddix, Margaret Peterson. Into the gauntlet / Margaret Peterson Haddix. Library ed. New York : Scholastic, 2010. 327 p. : ill. ; 20 cm. 39 clues, The ; 10 After a whirlwind race that's taken them across five continents, Amy and Dan face the most the difficult challenge yet -- a task no Cahill dared to imagine. When faced with a choice that could change the future of the world, can two kids succeed where 500 years' worth of famous ancestors failed? Cahill, Amy (Fictitious character) Juvenile fiction. Cahill, Dan (Fictitious character) Juvenile fiction. Brothers and sisters Juvenile fiction. Family secrets Juvenile fiction. Code and cipher stories. Detective and mystery fiction. The 39 clues ; 10.