White House for Kids http://www.whitehouse.gov/kids/whlife/index.html
National Geographic for Kids http://www.nationalgeographic.com/kids/
Star Fall -- Reading Comprehension and Language Arts http://www.starfall.com/
Internet4Classrooms http://www.internet4classrooms.com/
AAA Math -- Interactive games and activities in math http://aaamath.com/
Learning vocabulary can be fun http://www.vocabulary.co.il/
Grade level interactive learning experiences for language arts and math. abcya.com