Study Island http://www.studyisland.com
Weekly Reader http://www.weeklyreader.com/kids/index.asp
Math Games http://media.emgames.com/emgames/demosite/demolevel1.html
Multiplication Games http://www.multiplication.com/students.htm
NASA for Kids http://www.nasa.gov/audience/forstudents/k-4/index.html
Scott Foresman Reading: Third Grade http://www.sfreading.com/3/index.html
Learning games Gamequarium http://www.gamequarium.com/
Learning games Internet 4 Classrooms http://www.internet4classrooms.com/assistance.htm
Learning games Fun Brain http://www.funbrain.com/