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Subtopic: Inherited and Acquired Characteristics

Change grade range

Resource	Grade Level	Media Type
Gallery of Visual Illusions Are your eyes playing tricks on you? Discover more about eyesight and the brain as you test your eyes with these visual illusions adapted from the University of Washington's Neuroscience for Kids Web site.	5-12	Flash Interactive
Migration of the Monarch This video segment from NOVA: "The Mystery of Animal Pathfinders" explores the migratorial exploits of monarch butterflies.	3-8	QuickTime Video
Scent of an Alewife This video segment from NOVA: "Sea Behind the Dunes" tracks the return of spawning alewife fish from the open ocean back to the freshwater streams and ponds where they were born.	3-8	QuickTime Video