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 Freshwater crossword.
    Test your knowledge on contamination, floodplains, and watersheds.
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    Crossword – Freshwater

  • PDF preview of the Timed Travel FACTivity.
    The question you will answer in this FACTivity is: How do air temperature patterns relate to a yearly natural event,…
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    FACTivity – Timed Travel

  • Cover for the 'Invasion of the Song Snatcher' article. The main image is a photo of a Chipping Sparrow chirping on a branch.
    Invasive species such as spotted knapweed can have an effect on a habitat and animals in that habitat. In this…
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    Invasion of the Song Snatcher! The Influence of Invasive Spotted Knapweed on Chipping Sparrow Song Diversity

  • Cover for the Timed Travel article. The main image is a photograph of the Yakima River.
    Water temperature helps regulate aquatic ecosystems, and, for many aquatic organisms, life-cycle phases are tied to water temperature. Salmon eggs,…
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    Timed Travel: Measuring the Relationship Between Stream Temperatures and the Development of Salmon