12. Mystery: Reader, what do you think would happen if KREEP’s parts got put together back on earth?
13. Bibliography Bibliography Cole, Joanna, The Ma g ic School Bus: Lost in the Solar System , Scholastic, 1990. Luna 17, Wikipedia, the free encyclopedia, http://en.wikipedia.org/wiki/Luna_17. Lunar Sample Overview , Lunar and Planetary Institute, http://www.lpi.sra.edu/lunar/missions/apollo/apollo_11/samples/ Lunar Sample Overview , Lunar and Planetary Institute, http://www.lpi.sra.edu/lunar/missions/apollo/apollo_12/samples/ Lunar Sample Overview , Lunar and Planetary Institute, http://www.lpi.sra.edu/lunar/missions/apollo/apollo_14/samples/ North, Gerald, Observin g the Moon: The Modern Astonomer’s Guide , 2 nd Ed., Cambridge University Press, 2007. Rukl, Antonin, Atlas of the Moon , Kalmbach Publishing Co., 1992.
14. Images Images Apollo 15 Astronauts, Colonel David Scott and Pilot James Irwin, http://www.nationmaster.com . Apollo 15, Colonel Scott saluting the United States Flag near Mare Imbrium , http://www.history.nasa.gov/a15/a15.crew.html Apollo 15 Insignia, http://www.nationmaster.com . Johnson, Andrew, Gruithuisen’s Lunar City , in North, Gerald, Observin g the Moon: The Modern Astonomer’s Guide , 2 nd Ed., Cambridge University Press, 2007, p. 223. Layout of the Map of the Near Side of the Moon in 76 Sections, in Rukl, Antonin, Atlas of the Moon , Kalmbach Publishing Co., 1992, p. 27. Luna 17, Wikipedia, the free encyclopedia, http://en.wikipedia.org/wiki/Luna_17 . Rover Vehicle, http://www.lsda.jsc.nasa.gov . Lunar Module hovering over moon, http://www.nssdc.gsfc.nasa.gov .