Grades 4 to 7

Play games

Discovery Kids
Funbrain
Funology
Girl Games
Kidzclix
National Geographic Kids Games
SecretBuilders
The Yuckiest Site on the Internet 

Answer general knowledge questions

Ask Kids
Find answers to simple questions, such as "Why is the sky blue?"

Fact Monster
Search an encyclopedia, dictionary, atlas and more at the same time.

Scholastic Homework Hub
Get research, writing and test-taking tips.

Yahoo! Kids
Ask questions and find facts.

The Canadian Encyclopedia.
Explore the full text of the Youth Encyclopedia of Canada.