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 alternate FACTivity for the Under Where? article
    The purpose of this FACTivity is to demonstrate how house plants use water and compare this process with an outdoor…
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    Alternate FACTivity – Under Where?

  • The scientists in this study developed a process to help managers identify management priorities. As conditions change over time, the…
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    At Your Service: Developing Models to Help Natural Resource Managers Make Better Decisions

  • 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

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

  • PDF Preview of Crossword for Food for the Soil
    Test your knowledge on alluvial soil, watersheds, and fish.
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    Crossword – Food for the Soil

  • PDF preview of Freshwater crossword.
    Test your knowledge on contamination, floodplains, and watersheds.
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    Crossword – Freshwater

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

  • PDF Preview of Photo Challenge for Food for the Soil
    Look at four photos or illustrations from “Food for the Soil” and use what you’ve learned to explain what each…
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    eyeChallenge – Food for the Soil

  • PDF preview of Freshwater eyeChallenge.
    After reading the Freshwater edition of Natural Inquirer, test your knowledge of the issue with this eyeChallenge. Explain what each…
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    eyeChallenge – Freshwater

  • 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 Caribbean Cruise FACTivity.
    The question you will answer in this FACTivity is: What can you learn from data about gage height and streamflow…
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    FACTivity – Caribbean Cruise

  • PDF preview for the common core FACTivity from Food for the SOil
    In this FACTivity, you and your classmates will work together to analyze the research study and provide a brief presentation…
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    FACTivity – Common Core Guided Reading