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!

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  • Cover of the Hidden in Plain Sight article
    In this study, researchers worked with middle and high school students to collect moss samples around industrial neighborhoods in Seattle,…
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    Hidden in Plain Sight – Using Moss to Detect Air Pollution and Engage Civic Scientists

  • Drawing of a cardinal bird flying.
    The Oriental bittersweet is a vine that was transported to the United States from Asia in 1860. Oriental bittersweet escaped from gardens and…
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    Hurry Up and Wait: Investigating an Unusual Strategy for Invasion

  • Cover for Hurry Up and Wait in Spanish
    The Oriental bittersweet is a vine that was transported to the United States from Asia in 1860. Oriental bittersweet escaped from gardens and…
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    Hurry Up and Wait: Investigating an Unusual Strategy for Invasion (Spanish)

  • illustration of a person and dog in the shade of a tree
    The trees that grow along urban streets are called street trees. Some street trees are planted between the street and…
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    I’ve Got You Covered: The Amount of Pavement Covered by Street Trees

  • Cover for I've Got You Covered article in Spanish
    The trees that grow along urban streets are called street trees. Some street trees are planted between the street and…
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    I’ve Got You Covered: The Amount of Pavement Covered by Street Trees (Spanish)

  • PDF preview of World's Forests Inquiry 1 article.
    Different types of forests are found across the planet. In one area, a forest may be dry with little vegetation.…
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    Inquiry 1: What Are the World’s Forests and Where Are They Found?

  • Front page of Inquiry 1: What Kind of Forests Grow on Earth and How Do They Differ? The bottom half of the page shows a world map hjighlighting different ecozones.
    Scientists working with the Food and Agriculture Organization of the United Nations wanted to know what kinds of forests grew…
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    Inquiry 1: What Kind of Forests Grow on Earth and How Do They Differ?

  • PDF Preview of Inquiry 1 from World's Forests 2
    Scientists working with the Food and Agriculture Organization of the United Nations wanted to know what kinds of forests grew…
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    Inquiry 1: What Kinds of Forests Grow on Earth and Where Are They Found?

  • PDF Preview of Inquiry 2 from World's Forests 2
    Primary forests are usually rich in biodiversity. Biodiversity is the variety of life and life processes. When a natural ecosystem…
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    Inquiry 2: Biodiversity and the World’s Forests

  • PDF preview of World's Forests Edition 3, Inquiry 2 article.
    Learn about the many benefits that different types of forests provide, including protecting biodiversity, improving water and soil quality, preventing…
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    Inquiry 2: What Benefits Do the World’s Forests Provide?

  • PDF preview of World's Forests Inquiry 3 article.
    Sustainable forest management helps people balance the social, environmental, and economic benefits that forests provide. Learn more about how people…
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    Inquiry 3: Healthy Forests Now and Into the Future

  • The first page of the article titled "Inquiry 4: How well are we managing our forests worldwide?".
    Forests provide many benefits to people and other animals. For forests to provide these benefits, however, they must be managed…
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    Inquiry 4: How Well Are We Managing Our Forests Worldwide?