Are There Too Many Elk?
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Students study elk populations in Arizona. In this data lesson students read an article on monitoring elk populations, analyze data and make management recommendations.
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Why Are There so Many Tigers in Texas?
Everything is bigger in Texas, including its cats! An engaging video compares and contrasts the global wild tiger population to the domesticated population in Texas. By comparing habitat characteristics, the instructor explains why the...
3 mins 6th - 12th Science CCSS: Adaptable
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All humans alive today descended from the same woman who lived just 150,000 years ago. A thought-provoking video explains this concept as part of a larger biology playlist. It lists the location where the woman lived as well as where our...
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Why Are There so Many Types of Apples?
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4 mins 7th - 12th Science
Is There a Center of the Universe?
The history of our understanding of the center of the universe is explored through this film. The ideas of Aristotle, Copernicus, Bruno, Descartes, and Herschel are included, as well as the new discoveries that have helped the theories...
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