Light and Sound Energy

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	World Book Your rating: None Average: 4.5 (2 votes) http://www.worldbookonline.com/ Simcoe County students and parents, contact your school teacher-librarian for the login and password to access World Book Online.


	Grolier Online Your rating: None Average: 4 (2 votes) http://auth.grolier.com/login/go_login_page.html?bffs=N Ontario students see your teacher-librarian for the username and password to access this resource.


	How Stuff Works Your rating: None Average: 5 (1 vote) http://www.howstuffworks.com/


	The Great Idea Finder Your rating: None Average: 5 (1 vote) http://www.ideafinder.com/history/timeline.htm Inventions and inventors archived alphabetically and chronologically. Weblinks for inventions are included. 19th Century Innovation Timeline (light bulb, Christmas lights) 20th Century Innovation Timeline (Flashight, traffic light, television, computer, laser, lava lamp) 21st Century Innovation Timeline (iPod)


	National Inventors Hall of Fame Your rating: None Average: 5 (1 vote) http://www.invent.org/hall_of_fame/1_0_0_hall_of_fame.asp Invention Channels - use index to the right - computer, communications, agriculture, electricity, chemistry, imaging, medical, industrial, Nobel prize winners.


	Edison Invents Your rating: None Average: 5 (1 vote) http://invention.smithsonian.org/centerpieces/edison/default.as An online game that takes you through Edison's many inventions. Edison's Story Make your own light bulb


	Learn About Light Your rating: None Average: 5 (1 vote) http://www.gelighting.com/na/business_lighting/education_resources/learn_about_l... Lessons and on-line quizzes on the: History of Light Timeline of Light


	Radio Transmission Your rating: None Average: 5 (1 vote) http://www.pbs.org/wgbh/aso/tryit/radio/ Explore how radio sound s transmitted. Read about Guglielmo Marconi.

Helpful Resources

CBC ONLINE THE WEATHER NETWORK THE CANADIAN ENCYCLOPEDIA

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