01063cam a2200313 i 4500 424322410 TxAuBib 20141126120000.0 171114s2014||||||||||||||||||||||||eng|u 2013951101 9780545521451 0545521459 (OCoLC)820632236 TxAuBib rda Standiford, Natalie. Countdown / Natalie Standiford. First edition. New York, NY : Scholastic Inc., 2014. 190 pages ; 20 cm. txt rdacontent n rdamedia nc rdacarrier 39 clues : Unstoppable ; ; 3 Dan is trapped and it looks like the Cahill siblings' time is up . 20141126. Adventure and adventurers Fiction. Brothers and sisters Fiction. 39 clues : Unstoppable ; ; 3.