References

  1. Organization for Economic Co-operation and Development, 2006, http://www.oecd.org/dataoecd/16/30/36645825.pdf
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  5. Shadowing Program – High School students 16 yrs of age,http://www.nasa.gov/centers/glenn/education/ShadowingProgram_GRC.html
  6. Science Buddies, http://www.sciencebuddies.org/science-fair-projects/news_2008.shtml
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