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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  • The cover for 'On the Fence' monograph. The main image is a field with cattle grazing on tall grass and in there is a mountain in the background. At the center of the image is a circle with a photo of a buffalo.
    The 6th monograph of the Time Warp series examines research on what barriers best protect quaking aspen from browsing ungulates.…
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    On The Fence (Time Warp Monograph Series) – Vol. 1 No. 15

  • Front cover of National Inquirer Standing on the Shoulders of Giants
    Big-leaf mahogany is a tree species known for its beautiful wood. Over time, humans have cut down many big-leaf mahogany…
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    Standing On the Shoulders of Giants (Time Warp Monograph Series) Vol. 1 No. 13

  • Front cover of the "Full Throttle Model" monograph featuring a central image of two people in waders taking samples in a stream and a background photo of a manufacturing plant on a riverbank.
    Scientists can use models to simulate and predict the effects of an action. In this research in the Great Lakes…
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    Full Throttle Model (Time Warp Monograph Series) – Vol. 1 No. 16

  • Front cover of National Inquirer showing a close up photo of a pine tree bough
    Mountain pine beetles are a natural part of the environment in forests of the Western United States. However, because of…
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    SPLAT! (Time Warp Monograph Series) – Vol. 1 No. 11

  • The cover of the 'Pacific Islands' NI journal cover. The main image is a color photo of a green jungle.
    The Pacific Islands Natural Inquirer examines research on a variety of topics including coastal crabs, mangrove forest and rising sea…
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    Pacific Islands – Vol. 1 No. 21

  • Cover for the "World's Forests' 3rd edition journal. The image consists four magnifying glasses, each with a different photo.
    This is the 3rd edition of the World’s Forest Natural Inquirer based on the 2015 Global Forest Resources Assessment. Published…
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    The World’s Forests 3 – No. 20

  • Cover of the Spanish version NSI
    NSI: Nature Science Investigator (NSI) is a self-guided activity book for children ages 8-14. The booklet enables each student to…
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    NSI: Nature Science Investigator – Spanish

  • Cover of the Animals and Ecosystems of the Southwestern United States Investi-gator journal cover. The background photo is a desert landscape. There are three circular photos showcasing a different animal, a frog, a bird and a mammal.
    Investi-gator is a sister publication to Natural Inquirer, serving students in grades 4 or higher. In this Investi-gator edition, you…
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    Animals and Ecosystems of the Southwestern United States Investi-gator (Rocky Mountain Research Station) – Vol. 3 No. 1

  • Front cover of "Time Out" with kids in a forest, looking through binoculars
    This monograph looks at how much time kids spend outdoors based on data from the National Kids Survey. The monograph…
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    Time Out – Vol. 1 No. 5

  • Front cover of the Investi-gator Science Journal
    Investi-gator is a sister publication to Natural Inquirer serving students in grades 4 or higher. This Investi-gator edition focuses on…
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    Investi-gator (Pacific Northwest Research Station) – Vol. 1 No. 2

  • Cover of "Show Me the Money" with a woman hiking in a forest
    Over the past 40 years, Federal and State governments have provided financial incentives to private forest landowners. In this monograph,…
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    Show Me the Money – Vol. 1 No. 4

  • Front cover of National Inquirer with a bee pointing at a pond and green space
    Ecosystem services are the benefits that nature provides through natural processes. For example, plants provide clean air, natural fire helps…
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    Ecosystem Services – Vol. 12 No. 1