Just a few of my favorite websites...

Clicks! http://teacherweb.hayscisd.net/web/clicks/

The Daily 5 http://www.the2sisters.com/the_daily_5.htm

Spelling City http://www.spellingcity.com/

Brain Pop http://www.brainpop.com/

Time for Kids http://www.timeforkids.com/TFK/

Scholastic for Parents http://www2.scholastic.com/browse/parentsHome.jsp

Scholastic for Kids http://www.scholastic.com/kids/stacks/index.asp

TAKS Math Study Guide (choose any objective) http://perspective.pearsonaccess.com/perspective/appmanager/tx/family/?_nfpb=true&_windowLabel=p2_stguide&_pageLabel=p2_stguide_page&wsrp-urlType=blockingAction&wsrp-url=&wsrp-requiresRewrite=&wsrp-navigationalState=&wsrp-interactionState=_action%3D%2Fportlets%2FstudyGuides%2FrenderToc&wsrp-mode=&wsrp-windowState=&StudyGuideId=2

Toon University (math games) http://www.toonuniversity.com/gradelist.asp?dept=MATH&grade=3

Storyline Online http://www.storylineonline.net/index2.html