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  • Lactase Film with Quiz

    Lactase Film with Quiz

    Interactive Video

    (14 min 52 sec) Embedded quiz modules test students’ understanding as they watch a short film that explores the evolution of the ability to digest lactose as adults (lactose tolerance) and the genetic changes associated with the trait.

  • Skin Color Interactive Video

    Skin Color Interactive Video

    Interactive Video

    (18 min 58 sec) Embedded quiz modules test students’ understanding as they watch a short film that explores the evidence for the evolution of the variation in skin color among human populations.

  • Origin of Humans with Quiz

    Origin of Humans with Quiz

    Interactive Video

    (19 min 44 sec) Embedded quiz modules test students’ understanding as they watch a short film on the major human fossil finds from Africa  and what they reveal about the history of our evolutionary origins.

  • How We Get Our Skin Color Interactive

    How We Get Our Skin Color Interactive

    Interactive Video

    (3 min 32 sec) This interactive animation about the biology of skin color provides stop points at which students can further explore the material through additional text and illustrations, videos, questions, and simple interactive widgets.