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Great White Shark
Sharks are much older than dinosaurs. Their ancestry dates back more than 400...
Lesson Plan
Where There’s Smoke…
Students explain how fundamental relationships between melting and boiling points,...
Tue, 12/01/2009 - 11:59
Lesson Plan
What Was for Dinner?
Students will be able to compare and contrast photosynthesis and chemosynthesis as...
Mon, 11/30/2009 - 18:43