www.funbrain.com www.merriamwebster.com www.mrnussbaum.com www.smithsonianeducation.org/students/explore_by_topic/science_nature.html kids.nationalgeographic.com/ www.almanac4kids.com/index.php www.nasa.gov/audience/forstudents/9-12/index.html www.kids.gov/ www.funology.com www.coolmath-games.com www.pbskids.org www.disney.com www.poptropica.com www.netsmartz.org www.kidskonnect.com www.kidswb.com www.Mathfactcafe.com www.aplusmath.com www.aaamath.com www.coolmath.com www.thatquiz.org http://www.jp.glencoe.com/