URL: http://forum.swarthmore.edu/library/ed_topics/methods_solving/
URL:
http://www.yk.psu.edu/learncenter/acskills/mathprob.htmlURL:
http://www.qerhs.k12.nf.ca/math-problems/intro.htmlURL:
http://prism.troyst.edu/~ksp313/kaygroup.htmlURL:
http://spectrum.troyst.edu/~coe/TROY/URL:
http://www.smtc.cmich.edu/File last updated on Wednesday, January 17, 2001.