Yahoo! http://www.yahoo.com
Yahoo! for Kids http://www.yahooligans.com
AltaVista http://www.altavista.com
Ask Jeeves http://www.askjeeves.com
Ask Jeeves for Kids http://www.ajkids.com
Lycos http://www.lycos.com
Google http://www.google.com
MSN http://search.msn.com/default.aspx