What are some fun science projects that invalv candy??

Answer 1

The two I remember most from my childhood are

Biting wintergreen Life Savers in the dark:
http://www.straightdope.com/classics/a1_129.html
http://www.waynesthisandthat.com/wintergreen.htm

Making rock candy:
http://www.exploratorium.edu/cooking/candy/recipe-rockcandy.html

More:
http://www.exploratorium.edu/cooking/candy/index.html
http://library.thinkquest.org/04oct/00635
http://www.sciencenews.org/articles/20040214/fob7.asp
http://www.stevespanglerscience.com/experiment/297
http://www.thinkingfountain.org/c/crosssection/namethatbar.html
http://www.peepresearch.org
http://www.uen.org/Lessonplan/preview.cgi?LPid=1113
http://www.easyfunschool.com/article1839.html
http://www.sandiegozoo.org/education/science_maple_candy.html
http://www.carnegiemuseums.org/cmag/bk_issue/1997/novdec/dept5.htm
http://www.education-world.com/a_lesson/showbiz_science/showbiz_science057.shtml

Answer 2

INVOLVE.

You could try Mentos and diet soda. Show why it works with diet but not with regular. We're not going to give you that answer though, because you need to do your own project.

or there's this http://www.sandiegozoo.org/education/science_maple_candy.html

or this http://www.factmonster.com/cig/science-fair-projects/sweetest-experiment.html