Other helpful sites for our courses:
Cool Math http://coolmath.com/
Math Playground http://www.mathplayground.com/
BBC "Maths": http://www.bbc.co.uk/schools/websites/11_16/site/maths.shtml
Dr. Math: http://mathforum.org/library/drmath/drmath.middle.html
Khan Academy: http://www.khanacademy.org/about
Math Is Fun: http://www.mathsisfun.com/index.html
Cool Math http://coolmath.com/
Math Playground http://www.mathplayground.com/
BBC "Maths": http://www.bbc.co.uk/schools/websites/11_16/site/maths.shtml
Dr. Math: http://mathforum.org/library/drmath/drmath.middle.html
Khan Academy: http://www.khanacademy.org/about
Math Is Fun: http://www.mathsisfun.com/index.html