This site encourages young naturalists to actively participate in wildlife conservation, including building a backyard habitat for birds and butterflies.

This terrific extension of CBC's educational and entertaining programming for kids targets specific ages like preschool, afterschool and teens. Activities include non-violent games like Canuck Rally and interactive horoscopes.

Games, brain twisters and colouring-book activities for a variety of age groups help make math fun. A great site for kids who are struggling with multiplication and need to practise their skills.

The creators of the popular Discovery channel initially designed this site with parents and teachers in mind - but the fun activities have major kid-appeal too. A favorite feature is the learning adventures that let kids explore everything from Cleopatra's palace to the space station.

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.

A great place for kids to find things to do - not just at the computer, but anywhere. The million and one games, magic tricks, recipes, experiments and craft projects will put a stop to the "Mom, I'm bored" syndrome.

This award-winning site clearly and concisely tells kids (and adults!) how different things work - from the everyday (how automobile engines run) to the unusual (how Jell-O sets).

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.

A perfect place for budding astronomers to learn about the galaxy. Kids can receive up-to-the-minute bulletins about space programs or use the multimedia section to view current images in space.

The best part of this all-round great site is the current affairs section, written in easy-to-understand language, so kids can keep on top of new archaeological digs and historical discoveries.

The activities and games on this award-winning site feature many of the characters from kids' favorite TV shows, including Caillou, Clifford, Barney and Oscar the Grouch. Easy navigation makes it friendly for young and first-time Internet users. There's also an extensive resource section for parents and teachers.

This no-frills site helps kids learn science the easy, hands-on way with clear, detailed answers to their questions and lots of fun projects and experiments.

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.