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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  • Climate change can change the breeding patterns of some animals. Breeding patterns refer to when and how animals reproduce, including…

    Amphibious Assault: How Climate Change May Affect Amphibian Breeding

  • Investi-gator is a sister publication to Natural Inquirer, serving students in grades 4 or higher. In this Investi-gator edition, you…

    Animals and Ecosystems of the Southwestern United States Investi-gator (Rocky Mountain Research Station) – Vol. 3 No. 1

  • Frogs are a species of amphibian. In recent years, there has been a decline in the numbers of amphibians worldwide.…

    As the Frog Hops: What Routes Do Frogs Travel in Mountain Environments?

  • A world of wonder awaits just below the surface, and this distance learning adventure explores these amazing places. Specially adapted…

    Caves LIVE

  • Investi-gator is a sister publication to Natural Inquirer serving students in grades 4 or higher. This Investi-gator edition focuses on…

    Climate Change Investi-gator (Pacific Northwest Research Station) – Vol. 1 No. 2

  • Test your knowledge on ecosystems, vegetation, and erosion.

    Crossword – Ecosystem Services

  • Ecosystem services are the benefits that nature provides through natural processes. For example, plants provide clean air, natural fire helps…

    Ecosystem Services – Vol. 12 No. 1

  • In this study, the scientists discovered that wildernesses provide good habitat for frogs because the land and water are protected…

    FACTivity – As the Frog Hops

  • In this FACTivity, you will explore whether it is in society’s interest to stock the Sierra Nevada lakes with fish…

    FACTivity – Knocked Out By Trout

  • You learned in this article that flooding can provide a service to the toads living along the Rio Grande in…

    FACTivity – Toad-ally Awesome

  • Learn about the many benefits that different types of forests provide.

    Inquiry 2: What Benefits Do the World’s Forests Provide?

  • From the formation of caves by the movement of groundwater to mapping them and exploring their unique ecosystems to the…

    Learning Module – Caves & Karst