You can check them out for free, but it is a lot of curriculum in one place.

http://www.enchantedlearning.com/

Mr. Donn’s history site – unit studies.

http://members.aol.com/donnandlee/

Free Audio Books.

http://www.free-books.org/

Free weekly tips, worksheets,lesson plans, resources , and curriculum.

http://www.homeschoolfreestuff…

http://www.free-ed.net/free-ed/FreeEdMain01.asp

http://about.com/education/

http://www.freeworksheets.com/

http://teacher.scholastic.com/

http://www.davis.k12.ut.us/ets/Wwwsites.htm

http://www.lethsd.ab.ca/mmh/games/top100.htm

http://www.ala.org/gwstemplate.cfm?section=greatwebsites&template=/cfapps/gws/default.cfm

http://www.starfall.com/

http://www.homeschoolblessings.com/

Welcome to An Old-Fashioned Education!

Math:

http://www.tlsbooks.com/mathworksheets.h…

http://www.mathsisfun.com/worksheets/ind…

http://www.algebra.com

http://www.coolmath.com/

http://www.clc.mnscu.edu/kschulte/mathworksheets.html

http://www.totallyfreemath.com/toc.html

Geography

http://www.dltk-kids.com/world

http://www.dltk-kids.com

http://www.dltk-kids.com/color………

Although the name of the group is Christian Homeschool Support Group, most of the resources could be used by any homschooler–Christian or secular. The link is below:

http://groups.yahoo.com/group/christianhomeschoolsupportgroup/

I hope this is helpful.