White House for Kids http://www.whitehouse.gov/kids/whlife/index.html
National Geographic for Kids http://www.nationalgeographic.com/kids/
Fun activities - by girls....for girls. http://www.missoandfriends.com/
Place Value http://www.aaaknow.com/plc.htm
Place Value Game http://education.jlab.org/placevalue/index.html
Rounding http://www.factmonster.com/ipka/A0875987.html
TAKS Practice Booklets http://www.tea.state.tx.us/student.assessment/resources/guides/study/index.html