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Mystery of the Missing Tusks

This activity explores images of elephants with and without tusks, which serve as phenomena for learning about selection and human impacts on the frequency of traits within populations.

Evaluating Science in the News

In this activity, students evaluate a science news article to determine whether it is a trustworthy source of information.

Changing Assessments for Online Classes

Online courses may mean rethinking learning outcomes for your students. In this Educator Voices article, see how Phil Gibson is revising his learning outcomes and approach to assessments for his classes. 

Using the Winogradsky Column In a Lab Course

In this Educator Voices video, Alexandra Fairfield explains how she incorporated the BioInteractive Winogradsky Column resources into her courses to have her students learn about microbial life and work collaboratively.

Modeling the Structure of DNA

In this activity, students build a paper model of DNA and use their model to explore key structural features of the DNA double helix. This activity can be used to complement the short film The Double Helix.

Nutrient Cycling in the Serengeti

In this activity, students engage with an example from the Serengeti ecosystem to illustrate the exchange of nutrients between plants, animals, and the environment.