L. Bernstein and H. Wong, Earth Science, 2nd Edition.  Englewood Cliffs, NJ: Prentice-Hall, 1979.

Pierre Home-Douglas, ed., (How things work) In Space.  Alexandria, Virginia: St. Remy Press (Time-Life), 1991.

J. MacBean et al., Scienceways .  Toronto: Copp Clark Pitman, 1980.

E. Wolfe et al., Sciencepower 9 (with teacher resource binder). Toronto: McGraw-Hill Ryerson, 1999.

H. Wong and M. Delmatz, Physical Science: The Key Ideas.  Englewood Cliffs, NJ: Prentice-Hall, 1984.
 

Internet Websites:

NASA's Jet Propulsion Labs site on the planets:

http://pds.jpl.nasa.gov/planets/
 

An interesting site based on the Carl Sagan planets memorial in his hometown of Ithaca. NY.  Features information on the planets as well as on the "walk", monuments through the town representing a scale model of the solar system.

http://www.sciencenter.org/sagan-walk.html
 

Several site areas of NASA's ..............................

http://nssdc.gsfc.nasa.gov/planetary/planetary_home.html

http://nssdc.gsfc.nasa.gov/photo_gallery/

http://nssdc.gsfc.nasa.gov/planetary/projects.html
 

Missions to Mars with costs are available by following links at this site:

http://nssdc.gsfc.nasa.gov/planetary/planets/marspage.html

The timeline for space exploration:

http://www.crimsonbird.com/science/timeline.htm

The Sanford Solar Center page (about the Sun):

http://solar-center.stanford.edu/

Interesting sites...

Calculator to show your weight on other planets:

http://www.exploratorium.edu/ronh/weight/index.html

Calculator to scale planets and orbits (could be used for activities 4 and 5 instead of manual calculation):

http://www.exploratorium.edu/ronh/solar_system/

Calculation of the damage of an asteroid hitting a planet...you pick size and planet:

http://janus.astro.umd.edu/astro/impact/

Views of the solar system (picture gallery):

http://www.solarviews.com/eng/homepage.htm

Generated views of the solar system, you choose your location and view:

http://space.jpl.nasa.gov/
 

Optional activity #16 on other uses for space exploration funds uses links describing child hunger at:

World Vision:  http://worldvision.ca/

Global fund to fight AIDS, 
TB and malaria:  http://www.GlobalFundATM.org/