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This interactive video explores how two scientists tracked the 2013 Ebola outbreak in West Africa. 

This Click & Learn traces the flow of energy from the Sun all the way to cells within organisms. The embedded questions and calculations guide students’ understanding of how energy is distributed through a variety of ecosystems.

This interactive module explores the biology of sex determination and development in humans, set against the backdrop of the different sex testing policies implemented throughout sports history.

This interactive module allows students to collect and analyze data from a virtual river to construct biomass and energy pyramids.

This interactive module explores examples of how changes in one species can affect species at other trophic levels and ultimately the entire ecosystem.

This interactive module traces the evolutionary history of birds by comparing the bone structures of a chicken to those of other species.

Several questions are embedded within the short film The Making of the Fittest: Natural Selection and Adaptation, which uses the rock pocket mouse as a living example of natural selection.

This interactive timeline explores the history of Gorongosa National Park in Mozambique.

This interactive map of Gorongosa National Park in Mozambique explores different features of the park’s ecosystem and conservation strategy.

This model shows Howie, BioInteractive’s mascot. He's an interactivore.

This interactive module shows how DNA sequences can be used to infer evolutionary relationships among organisms and represent them as phylogenetic trees.

This tutorial explores the effects of West Nile virus infection on different organisms and describes how the virus has spread throughout the United States since 1999.