Listed below are several math web sites that you might find interesting. If you have some to add to the list, let me know so that I may add them.
1. www.edhleper.com
2. www.tlsbooks.com
3. www.kidzone.ws
4. www.sssoftware.com
5. www.mathskillbuilders.com
6. www.hsunlimited.com
7. www.mathfactcafe.com
8. www.schoolexpress.com
9. www.brobstsystems.com
10. www.superkids.com
11. www.edumath.com
12. www.algebra.com
14. www.algebrahelp.com
15. www.mathfun.com
Pi Day is this Friday, March 14, 2008. Check out the website www.teachpi.org for ideas.