Yahoo! Kids (yahookids.com) The ultimate kid-friendly search engine. Based on the popular adult Yahoo! site, it‘s a safe place for children to look for information and has a great list of age-appropriate reference links.
Ask Kids (ajkids.com) The best search engine for answering simple kid questions like, “How does an iceberg form?” or “What causes hiccups?”
Kids Click! (kidsclick.org) This site was created by a group of US librarians so kids could find age-appropriate Web content on everything from science to health to popular entertainment. All links are non-commercial and non-violent.
Fact Monster (factmonster.com) This is a one-stop reference source of kid-friendly facts and articles. The award-winning site also has loads of interactive tools that encourage kids to improve their math, spelling and vocabulary.