White House for Kids http://www.whitehouse.gov/kids/whlife/index.html
National Geographic for Kids http://www.nationalgeographic.com/kids/
Houghton Mifflin Math Support http://www.eduplace.com/math/mhm
This is a wonderful tool to enhance our new Social Studies curriculum for teachers, students and families. Click on California Communities for 3rd grade curriulum. http://www.macmillanmh.com/ss/ca