www.google.com

visit site for download.  This particular site is amazing!  You can travel anywhere in the world via satelite...and even locate specific businesses and hover over cars.  WOW!

Government

 Kids Government Info

Worldwide directory of government and non-government sites grouped by subject

Great Web Sites for Kids

 Ask Jeeves

Allows users to ask a question in plain English, confirms the question, then takes them to one web site that answers the question.

www.nasa.com