Houghton-Mifflin Reading Education Place - Activities around the stories we read in class. http://www.eduplace.com/kids/hmr/index.jsp?grade=4
The ArithmAttack - Another practice site for those pesky math facts! http://www.dep.anl.gov/aattack.htm
Bookfinder Tool for Accelerated Reader http://www.arbookfind.com/UserType.aspx
FOSS Science http://www.fossweb.com/ca
Study Island http://www.studyisland.com/