01465cam a2200361 4500 133561158 TxAuBib 20080401120000.0 070810s2008||||||||||||||||||||||||eng|u 2007029717 9780375837319 Oclc: #165956296 $11.99 0375837310 Oclc: #165956296 $11.99 TxAuBib Osborne, Mary Pope. Dark day in the deep sea / by Mary Pope Osborne ; illustrated by Sal Murdocca. 1st ed. New York : Random House, 2008. 106 p. : ill. ; 22 cm. Magic Tree House ; 11 "A Merlin mission.". "Stepping Stone book.". When eight-year-old Jack and his seven-year-old sister, Annie, join a group of nineteenth-century explorers aboard the H.M.S. Challenger, they learn about the ocean, solve the mystery of its fabled sea monster, and gain compassion for their fellow creatures. 20200113. Challenger (Ship : 1872-1876) Fiction. Oceanography Fiction. Compassion Fiction. Time travel Fiction. Magic fiction. Tree houses Fiction. Brothers and sisters Fiction. Murdocca, Sal. Magic Tree House ; 11.