Greek Mythology http://www.mythweb.com/odyssey/index.html
National Geographic for Kids http://www.nationalgeographic.com/kids/
Mapping Games http://www.rethinkingschools.org/just_fun/games/mapgame.html
General Research Engine http://www.enchantedlearning.com
Square Root Flashcards http://www.aplusmath.com/flashcards/sqrt.html
Squares and Square Root Explained http://www.mathsisfun.com/square-root.html
"Crossing the Wire" Author interview http://www.willhobbsauthor.com/bookspages/crossingthewirepage.html
"Crossing the Wire" Author interview #2 http://www.harpercollins.com/author/authorExtra.aspx?authorID=16967&isbn13=9780060741389&displayType=bookinterview