Quintura for Kids (http://www.kids.quintura.com)
A relatively new and promising kids search engine, with an unusual interface.

Yahoo Kids (http://kids.yahoo.com/)
One of the most popular "kid" search engines.

Ask Jeeves for Kids (http://www.ajkids.com)
A great way to access high quality sites, simply type a question. Also includes "Ask Jeeves for Teachers".

Kid's Click (http://sunsite.Berkeley.EDU/KidsClick!)
A web search for kids, by librarians. Kids (or teachers) can search or browse by subject area.

Awesome Library (http://www.awesomelibrary.org)
A collection of high-quality web resources that students can search.

Kids Tools for Searching the Internet (http://www.rcls.org/ksearch.htm)
A group of kid-friendly search tools, all on one page.

Ivy's Search Enginer Resources for Kids (http://ivyjoy.com/rayne/kidssearch.html)
Another group of kid-friendly search tools on one page.

Berit's Best Sites for Children (http://www.beritsbest.com)
"This is a directory of safe, recommended Web sites for children up to age 12. Each selected site has been carefully reviewed and given a rating out of 5." Also has links to other safe search sites and kid sites.

Cool Pages for kids (http://www.ket.org/Education/IN/kids.html)
A great collection for searching and homework help.