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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  • 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

  • Cutthroat trout are a type of salmon. The scientists in this study wanted to find out if cutthroat trout behave…

    Big Fish in a Small Pool: Habitat Preferences of Cutthroat Trout

  • Cutthroat trout are a type of salmon. The scientists in this study wanted to find out if cutthroat trout behave…

    Big Fish in a Small Pool: Habitat Preferences of Cutthroat Trout (Spanish)

  • 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?

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

    Caves LIVE

  • People across the world are helping scientists collect data to answer important research questions. Learn how citizens are getting involved…

    Citizen Science – Vol. 19 No. 1

  • Test your knowledge on alluvial soil, watersheds, and fish.

    Crossword – Food for the Soil

  • Test your understanding after reading the Citizen Science edition of Natural Inquirer. Each image is taken from an article in…

    eyeChallenge – Citizen Science

  • Look at four photos or illustrations from “Food for the Soil” and use what you’ve learned to explain what each…

    eyeChallenge – Food for the Soil

  • In this FACTivity, you and your classmates will work together to analyze the research study and provide a brief presentation…

    FACTivity – Common Core Guided Reading

  • In this FACTivity, you will create a model of what happens to things in a river when a flood occurs.…

    FACTivity – Food for the Soil

  • The question you will answer in this FACTivity is, “How might fish and other aquatic life be affected by turbidity?”…

    FACTivity – Full Throttle Model