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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  • PDF preview of the Busy Bee Word Challenge
    Help Busy Bee complete each statement by filling in the blanks for missing words. Use what you’ve learned about watersheds,…
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    Busy Bee Word Challenge – Full Throttle Model

  • PDF preview of the Citizen Science eyeChallenge
    Test your understanding after reading the Citizen Science edition of Natural Inquirer. Each image is taken from an article in…
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    eyeChallenge – Citizen Science

  • PDF preview of the eyeChallenge for Full Throttle Model
    After reading “Full Throttle Model,” see how much you learned by completing this eyeChallenge. Examine these images from the article…
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    eyeChallenge – Full Throttle Model

  • PDF preview of the FACTivity for "Goldifinch and the Three Scales"
    To better understand songbird habitat, Dr. Saab wanted to look at the big picture. In this FACTivity, we are going…
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    FACTivity – Goldifinch and the Three Scales

  • PDF preview of the Spanish version of the FACTivity for "Goldifinch and the Three Scales"
    To better understand songbird habitat, Dr. Saab wanted to look at the big picture. In this FACTivity, we are going…
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    FACTivity – Goldifinch and the Three Scales (Spanish)

  • Preview of the FACTivity for Hidden in Plain Sight
    In this FACTivity, you will make a graph of the Air Quality Index numbers for each of five major cities…
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    FACTivity – Hidden in Plain Sight

  • PDF preview of World Forests Ed 3, Inquiry 3 FACTivity.
    In this FACTivity, you will create a forest management plan for a 1-hectare (or 1-acre) forest. You will make this…
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    FACTivity – Planning Your Own Forest

  • PDF Preview of the GLAS is Half Full FACTivity
    The question you will answer in this FACTivity is: How can a series of Landsat images help scientists estimate a…
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    FACTivity – The GLAS Is Half Full

  • PDF Preview of Think Outside the Box FACTivity
    In this activity, students will explore their schoolyard at different scales. The question students will answer is: What are the…
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    FACTivity – Thinking Outside the Box

  • 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

  • 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?