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 the Natural Inquirer Caves and Karst journal. The main image is a photo of a cave with an opening high above the land below with a view of a green valley.
    The Caves and Karst edition of Natural Inquirer examines research on a variety of topics including white-nose syndrome in bats,…
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    Caves and Karst Natural Inquirer – Vol. 20 No. 1

  • 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 of the Natural Inquirer A Burning Question
    The messages of Smokey Bear have spread across the globe. Today, Smokey continues to teach people of all ages about…
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    A Burning Question – Vol. 1 No. 19

  • 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

  • Front cover of Pack to Back featuring a central photo of children walking on a log across a stream and a background photo of mountains.
    This monograph is one of two Wilderness 50 monographs. These two monographs were created to honor the 50th anniversary of…
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    Pack to Back (Wilderness 50 Monograph Series) – Vol. 1 No. 9

  • 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 National Inquirer with a field of sunflowers; the center image is a memorial rose garden
    Have you ever been to a memorial garden? Memorial gardens are areas planted for a specific purpose. This monograph explores…
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    Flower Power – Vol. 1 No. 7

  • 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

  • PDF cover of the Hawaii Pacific Islands Natural Inquirer journal. Under the title is a rendering of the largest island with digital photos of different fauna and flora native to the island. The entire background is green with illustration of different green plants.
    The research you will read about in this Natural Inquirer was conducted by scientists working at the Institute of Pacific…
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    Hawaii Pacific Islands – Vol. 1 No. 16

  • 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

  • Natural Inquirer cover for the Wildland Fire 2 issue. There are four squares, the top left is a row of tents, top right has a grasshopper, th bottom left a rattlesnake, and the bottom right a woodpecker. All are photographs.
    This journal focuses on wildland fire. Wildland fire is any fire occurring in vegetation areas, regardless of how it was…
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    Wildland Fire 2 – Vol. 13 No. 1