01477cam a2200361 i 4500 1164581671 TxAuBib 20170519120000.0 140927s2016||||||||||||||||||||||||eng|u 2014036962 9781481417587 hardcover 1481417584 hardcover (OCoLC)891565645 DLC eng rda DLC YDXCP BTCTA BDX GK8 WL8 OCLCO IHE VP@ OCLCO UOK TxAuBib rda Haddix, Margaret Peterson. Under their skin / Margaret Peterson Haddix. First edition. New York : Simon & Schuster Books for Young Readers, [2016] 307 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. 20170519. Robots Juvenile fiction. Human beings Juvenile fiction. Extinction (Biology) Juvenile fiction. Secrets Juvenile fiction. Twins Juvenile fiction. Brothers and sisters Juvenile fiction. Science fiction Juvenile fiction. TXKIP