Goods and Services Exercise http://www.econedlink.org/lessons/index.php?lesson=EM642
National Geographic for Kids http://www.nationalgeographic.com/kids/
Library of Congress http://www.loc.gov/families/
Scholastic http://www2.scholastic.com/browse/learn.jsp
Weekly Reader http://www.weeklyreader.com/kids/
PBS Kids http://pbskids.org/
White House for Kids http://www.whitehouse.gov/kids/whlife/index.html