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  • Modeling Food Webs in Darién, Panama

    Modeling Food Webs in Darién, Panama

    Activity

    Students use cards to build model food webs and evaluate how ecological disturbances affect each trophic level. Also available in Spanish.

  • Ocean Acidification

    Ocean Acidification

    Activity

    In this hands-on activity, students simulate the effects of decreasing pH caused by rising levels of atmospheric carbon dioxide.

  • Lesson 5 - Tracking Lion Communities

    Lesson 5 - Tracking Lion Communities

    Activity

    For this lesson, students will watch the video “Tracking Lion Recovery in Gorongosa National Park” and complete a worksheet.

  • Coral Bleaching Activity

    Coral Bleaching Activity

    Activity

    This is a classroom activity in which students use authentic data to assess the threat of coral bleaching around the world. It supports the 2014 Holiday Lectures on Science video featuring Dr. Stephen Palumbi.

  • Discovering the Wallace Line

    Discovering the Wallace Line

    Activity

    This activity supports the HHMI short film The Origin of Species: The Making of a Theory. Students are presented with a map of the Malay Archipelago and some field notebooks with observations of animals. By plotting which animals are found on which island, the students discover the Wallace Line—a sharp boundary that separates distinct Asian and Australian fauna. 

  • EarthViewer Climate Guide Activity

    EarthViewer Climate Guide Activity

    Activity

    This student worksheet highlights climate concepts in the EarthViewer app.

  • Earth Systems Activity

    Earth Systems Activity

    Activity

    This activity guides students through building a conceptual model of how carbon dioxide affects Earth's climate

  • Finding the Crater

    Finding the Crater

    Activity

    This hands-on activity requires students to “visit” different K-T boundary sites.

  • Classroom Activities: What is My Carbon Footprint?

    Classroom Activities: What is My Carbon Footprint?

    Activity

    To accompany the lecture series Changing Planet: Past, Present, Future. Using an online calculator, you will estimate your household’s carbon footprint and explore various actions to reduce it. Also available in Spanish.

  • EarthViewer Data Files

    EarthViewer Data Files

    Activity

    Summaries and links to the data files used to create the charts in EarthViewer, including the APK file to manually install the app.

  • Weighing the Evidence for a Mass Extinction—On Land

    Weighing the Evidence for a Mass Extinction—On Land

    Activity

    A lesson in which students analyze graphs and data on pollen grains and fern spores to form a picture of the living landscape before and after the K-T mass extinction.

  • Determining the Size and Energy of the K-T Asteroid

    Determining the Size and Energy of the K-T Asteroid

    Activity

    A lesson in which students calculate the mass, size, and kinetic energy of the K-T asteroid based on the total abundance of iridium in the K-T boundary layer.

  • Classroom Activities: EarthViewer

    Classroom Activities: EarthViewer

    Activity

    EarthViewer was designed as an interactive learning tool. Download the PDF linked in the right hand column for some ideas on how to use the app in your class, or click on the EarthViewer link to find out more about the app.

  • Following the Trail of Evidence

    Following the Trail of Evidence

    Activity

    A worksheet in which students write down the evidence that led to the discovery that an asteroid struck Earth about 66 million years ago, causing a mass extinction. Also available in Spanish.

  • Weighing the Evidence for a Mass Extinction—In the Ocean

    Weighing the Evidence for a Mass Extinction—In the Ocean

    Activity

    A hands-on activity in which students see first-hand the difference in foraminifera fossils below and above the K-T boundary. Also available in Spanish.

  • Calculating Iridium Fallout From an Asteroid Impact

    Calculating Iridium Fallout From an Asteroid Impact

    Activity

    A worksheet in which students calculate how much iridium was released, and eventually deposited all over the Earth, by the impact of the asteroid that caused the K-T extinction.

  • Distribution of Elements in Earth’s Crust

    Distribution of Elements in Earth’s Crust

    Activity

    A lesson in which students read a passage and answer questions about the information presented, testing their non-fiction reading comprehension.

  • Chemical Signatures of Asteroid Impacts

    Chemical Signatures of Asteroid Impacts

    Activity

    A lesson in which students analyze the chemical data that led researchers to conclude that the K-T boundary layer contained an extraordinary concentration of iridium. 

  • Winogradsky columns: Microbial ecology in the classroom

    Winogradsky columns: Microbial ecology in the classroom

    Activity

    An activity that recreates zones of microbial activity in a glass column. To accompany the lecture series Changing Planet: Past, Present, Future.

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