01183cam a2200301 i 4500 296105976 TxAuBib 20160208120000.0 140927s2016||||||||||||||||||||||||eng|u 2014036962 9781481417587 1481417584 DLC eng rda DLC DLC NjBwBT GCmBT NjBwBT TxAuBib rda Haddix, Margaret Peterson. Under their skin [BOOK] / Margaret Peterson Haddix. New York : Simon & Schuster Books for Young Readers, [2016] 311 pages ; 22 cm. txt rdacontent n rdamedia nc rdacarrier Twelve-year-old twins Nick and Eryn investigate why their mother and new stepfather are keeping secrets, why they are forbidden to meet their stepsiblings, and most important, why their lives are in danger. 760L Lexile. 20160208. Extinction (Biology) Juvenile fiction. Twins Juvenile fiction. Robots Juvenile fiction. Science fiction for children.