The following are free online math tutorial sites.
Khan Academy (Many good tutorials here): http://khanacademy.org
West Texas A&M University Virtual Math Lab: http://www.wtamu.edu/academic/anns/mps/math/mathlab/
e-Calculus from The University of Akron: http://www.math.uakron.edu/~dpstory/e-calculus.html
HMC Mathematics Online Tutorial from Harvey Mudd College: http://www.math.hmc.edu/calculus/tutorials/
This is a link to our study skills office (OSSE): www.southernct.edu/studyskillsenrichment
SCSU's Campus Writing Center: www.southernct.edu/writingcenter