Resource Library

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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  • Caves are important natural features in Sequoia and Kings Canyon National Parks in California. Past studies of some of these…

    A Tale of Two Caves: How Is Hurricane Crawl Cave Different From Crystal Cave?

  • The purpose of this FACTivity is to demonstrate how house plants use water and compare this process with an outdoor…

    Alternate FACTivity – Under Where?

  • 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

  • The scientists in this study developed a process to help managers identify management priorities. As conditions change over time, the…

    At Your Service: Developing Models to Help Natural Resource Managers Make Better Decisions

  • What is bioenergy? “Bio-” is related to living or once living things. Bioenergy is a source of energy that uses…

    Bioenergy – Vol. 9 No. 1

  • Many changes have occured in the Rio Grande since the 1940s that have created a river that is deeper and…

    By the Light of the Silvery Minnow: Can Young Minnows Be Taught About Their Natural Foods?

  • Particulate organic matter (POM), which consists of small pieces of twigs, leaves, soil, and other items found in the water,…

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

  • The Caves and Karst edition of Natural Inquirer examines research on a variety of topics including white-nose syndrome in bats,…

    Caves and Karst Natural Inquirer – Vol. 20 No. 1

  • 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 alluvial soil, watersheds, and fish.

    Crossword – Food for the Soil

  • Test your knowledge on contamination, floodplains, and watersheds.

    Crossword – Freshwater

  • If the temperature of a stream rises too high, the animals that live in the stream may find it difficult…

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