Welcome to our website’s resource library, where we offer an extensive collection of free science materials tailored for K-12 students. Dive into a wealth of educational resources including articles, activities, lesson plans, learning modules, and much more. All materials are free to download!

  • Grade Level

  • Type

  • Topic

  • Duration

  • Reset
  • The cover for the 'Tale of Two Caves' article. The main image is a photo of a person standing in a small passageway of a cave.
    Caves are important natural features in Sequoia and Kings Canyon National Parks in California. Past studies of some of these…
    Bookmark
    Please login to bookmark Close

    A Tale of Two Caves: How Is Hurricane Crawl Cave Different From Crystal Cave?

  • illustration of a landscaper in a crane, sawing a tree
    Too much carbon dioxide (CO2) in the atmosphere is mostly caused by two things: burning fossil fuels and the loss…
    Bookmark
    Please login to bookmark Close

    Balancing Act: Urban Trees and the Carbon Cycle

  • Balancing Act cover in Spanish
    Too much carbon dioxide (CO2) in the atmosphere is mostly caused by two things: burning fossil fuels and the loss…
    Bookmark
    Please login to bookmark Close

    Balancing Act: Urban Trees and the Carbon Cycle (Spanish)

  • Caribbean Cruise cover for the article. The main image is of a stream bed.
    Particulate organic matter (POM), which consists of small pieces of twigs, leaves, soil, and other items found in the water,…
    Bookmark
    Please login to bookmark Close

    Caribbean Cruise: Examining the Movement and Quality of Organic Matter Over Time From Two Caribbean Watersheds

  • Cover for the 'Cedar Waxing or Waning' article. The main image is a photograph of a heavily wooded forest.
    As the climate changes, the tree species living in a forest may also change. This change means that some trees…
    Bookmark
    Please login to bookmark Close

    Cedar Waxing or Waning? The Potential to Save Yellow-Cedar Trees Using Adaptive Management

  • The cover of "Did They Make the Gradient?" featuring a black and white photo of a flume installed in a stream to measure streamflow.
    If the temperature of a stream rises too high, the animals that live in the stream may find it difficult…
    Bookmark
    Please login to bookmark Close

    Did They Make the Gradient? Climate and Stream Temperatures Now and Into the Future

  • Illustration of three students watering a plant
    In this study, the scientist was asked to predict how much fresh water people living in the United States will…
    Bookmark
    Please login to bookmark Close

    Do What You Water: The Current Situation and Possible Future of Fresh Water in the United States

  • Illustration of three students watering a plant
    In this study, the scientist was asked to predict how much fresh water people living in the United States will…
    Bookmark
    Please login to bookmark Close

    Do What You Water: The Current Situation and Possible Future of Fresh Water in the United States (Spanish)

  • Black and white illustration of three skiers in a snowy mountain. One skier stands up front holding a large thermometer while looking at their watch, while the other two skiers await anxiously behind.
    Slab avalanches are the most dangerous kind of avalanche. A slab is a layer of new snow sitting on top…
    Bookmark
    Please login to bookmark Close

    Excuse Me While I Flow My Snows: What Makes An Avalanche Happen?

  • Black and white illustration of three skiers in a snowy mountain. One skier stands up front holding a large thermometer while looking at their watch, while the other two skiers await anxiously behind.
    Slab avalanches are the most dangerous kind of avalanche. A slab is a layer of new snow sitting on top…
    Bookmark
    Please login to bookmark Close

    Excuse Me While I Flow My Snows: What Makes An Avalanche Happen? (Spanish)

  • Cover of "Fill Those Potholes" featuring a blue and green graphic of plants and birds
    In this article, scientists explore the different ecosystem services provided by prairie potholes such as soil nutrients, absorbing carbon, and…
    Bookmark
    Please login to bookmark Close

    Fill Those Potholes! Identifying Ecosystem Services of Small Wetlands on the American Prairie

  • PDF preview of Fire and Water article cover. The background photo is the tops of a small group of trees.
    Successfully predicting where and when wildfires might occur is important. This prediction is important because of possible environmental and economic…
    Bookmark
    Please login to bookmark Close

    Fire and Water: Predicting Future Wildfires in a Changing Climate