The award-winning, non-profit Science Buddies empowers K-12 students, parents, and teachers to quickly and easily find free project ideas and help in all areas of science from physics to food science and music to microbiology. Whether your goal is to find a fun science activity for your kids or win the international science fair, sciencebuddies.org puts comprehensive, scientist-authored tools, tips, and techniques at your fingertips.
Rock candy is both a tasty treat and a geology experiment! Click here for instructions to make your own rock candy. http://www.minimegeology.com/blog/2009/06/09/growing-rock-candy-crystals-a-summer-fun-science-experiment/