Homework links for math, English, science, etc.
http://school.discovery.com/homeworkhelp/bjpinchbeck/

A study skills resource site with tips and strategies from writing and reading to test anxiety
http://www.how-to-study.com/

Homework help for parents of children with ADD/ADHD
http://lessontutor.com/kw8.html

Ask Dr. Math for help on various topics in math
http://mathforum.org/dr.math/

The Kids on the Web: Homework Tools and various links
http://www.zen.org/~brendan/kids-homework.html

Links to various topics and reference tools
http://www.tooter4kids.com/homework_helpers.htm

National Library of Virtual Manipulatives
http://nlvm.usu.edu/en/nav/grade_g_2.html