The Educational Sites page goes well with this one.

401Kidz (kids' money management and investment site)
www.401kidz.com/

Adolescence Directory On-Line (an electronic guide to information on adolescent issues)
education.indiana.edu/cas/adol/adol.html

Alfy (a large, well-designed Web portal for children)
www.alfy.com/

Ask Jeeves for Kids
www.ajkids.com/

Bananas in Pyjamas (site for the Australian kids' show; lots of games and downloads)
www.abc.net.au/children/bananas/

Bedtime Stories for Busy Business-Parents (go here for lots of classic and newer bedtime stories, categorized by topic, and illustrated)
www.the-office.com/bedtime-story/

Big Fun Toys (lots of cool kid toys, well organized)
www.bigfuntoys.com/

Billy Bear's Playground (lots of kid-friendly activities here)
www.billybear4kids.com/

Bonus ("supersite" for kids)
www.bonus.com/

Children's Books Online: the Rosetta Project, Inc (illustrated antique children's books(
www.childrensbooksonline.org/

Children's Literature Web Site (good source of info about kid lit)
www.acs.ucalgary.ca/~dkbrown

Childrens Television Workshop (online presence of the Sesame Street creators -- lots of fun and educational things to do here)
www.ctw.org/

Crayola (highly interactive site, with lots of coloring pages, puzzles, and more)
www.crayola.com/index.cfm

Disney's Internet Safety Tips
disney.go.com/legal/Internet_safety.html

Enchanted Learning (tons of fun things on this site)
www.enchantedlearning.com/Home.html

Fact Monster (excellent informational site for kids and adults, although its focus is on schoolkids' needs)
www.factmonster.com/

Family Play (site focusing on family issues and concerns, featuring activity lists, an online counselor, etc.)
www.familyplay.com/

Freeware Humpherlinks (good source site for kids' links, downloads, and more)
www.humpherlinks.co.uk

FunBrain (fun with learning)
www.funbrain.com/

Funology (how-tos, projects, and more)
www.funology.com/

Funorama (activity site and bookstore)
www.funorama.com/

Grossology (yucky things about the human body; kids love it)
www.grossology.org/

Harry Potter (not the movie site per se, but a large, whimsical site devoted to the J.K. Rowling literary creation)
www.harrypotter.com/

Hedgehog Books (kids' books galore)
www.hedgehogbooks.com/

Home Sewing Association (good sewing info for kids as well as adults)
www.sewing.org/

I Know That (good information and activities site for kids, teachers, etc.)
www.iknowthat.com/Welcome/Welcome.htm

In2Play (offers innovative wooden toys for kids)
www.in2play.co.uk

Internet Public Library KidSpace (good kid-oriented information portal)
www.ipl.org/div/kidspace/

Ithaki for Kids (metasearch site for kids info)
www.ithaki.net/kids/

Kermitage (site for all things Muppet)
www.kermitage.com/

KidCredits (parents can deposit cash here that their kids donate to approved charities)
www.kidcredits.com/

KIDiddles (great site for finding the lyrics to those children's songs you can't remember)
www.kididdles.com/

Kids Discovery (children's area of the Discovery Network)
kids.discovery.com/

Kids Domain (lots of free- and shareware downloads and demos, product reviews, and more, geared for Net-savvy kids)
www.kidsdomain.com/kids.html

Kids In Mind (entertainment suggestions for kids, closely monitored for content)
www.kids-in-mind.com/

Kids Party Fun (planning guides, suggested party themes, games, food ideas, and more)
www.kidspartyfun.com/pages/themes/backtoschool.html

KidGrid (search directory for kids sites)
www.kidgrid.com/

KidsClick!
kidsclick.org/

KidsHealth for Kids (good site for medical and related info related to childhood)
www.kidshealth.org/

Kidzmouse (computer mice designed for children)
kidzmouse.com/

Legal Kids (touching site from a Canadian child who fought for a say in his parents' custody battle)
www.legalkids.com/

Lycos Directory for Kids
dir.lycos.com/Home/Kids/

Making Friends (think literally -- kids learn to make hand puppets, origami creations, and more)
www.makingfriends.com/index.htm

Mother's Home (lots of info, links, and activities)
www.mothers-home.com/

MSN Kids (Microsoft's MSN kids page -- lots of stuff, sorted into two categories for younger and older kids)
kids.msn.com/

Muppet World
www.muppetworld.com/

Music Therapy: The Power of Music (interesting site examining the effect of music therapy on children, with examples)
www.enterthefreudianslip.com/

NeoPets (virtual pets)
www.neopets.com/

Nick Jr. (good for the littler Nickelodeon fans)
www.nickjr.com/

NORAD Tracks Santa Claus
www.noradsanta.com/index.php

PBS Kids (another good site for the littler ones)
pbskids.org/

Peter Rabbit's Home Page (lots of lovely artwork and fun things to do)
www.peterrabbit.co.uk/

Preschool Coloring Book (just what it says, and quite educational)
www.preschoolcoloringbook.com/noline/noline.shtml

SafeChild (safety tips and articles on typical kid activities)
www.safechild.net/

Searchopolis (a filtered search engine that refuses to list potentially objectionable sites; also contains a number of features useful for students)
www.searchopolis.com/

Seussville (home of everything Seuss-related; lots of interactive goodies)
www.smartparent.com/

SmartParent (home of numerous filtering programs for kid-safe surfing, along with a compilation of kid-friendly sites)
www.randomhouse.com/seussville/

Sports Illustrated for Kids
www.sikids.com/

StreetPlay (get the rules to all of those kids' games us grown folks used to play)
www.streetplay.com

SurfMonkey (kid-safe Web directory, also offers the SurfMonkey plugin for MSIE that restricts kid surfing to approved sites)
www.surfmonkey.com/

Time For Kids (Time magazine for children)
www.timeforkids.com/

Upromise (site that works with businesses to help you save money for your kids' education)
www.upromise.com/

UpToTen (cool interactive site for the younger crowd)
www.uptoten.com/

VisaBuxx (parents can deposit funds into a special account that their kids can either save or spend online)
usa.visa.com/personal/cards/prepaid/visa_buxx.html

Web Wise Kids (site for teen Web surfers who want to surf safely -- or whose parents want them to)
www.webwisekids.com/

Window to the Universe (lots of info about space and the planets)
www.windows.ucar.edu/

World Magazine (monthly online 'zine for kids, from National Geographic)
www.nationalgeographic.com/world/index.html

Yahooligans!
www.yahooligans.com/

The Young Investor (good site for youthful money mavens)
www.younginvestor.com/

Zeeks (good kids portal)
www.zeeks.com/