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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  • 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?

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

    Crossword – Ecosystem Services

  • After reading the Southwestern United States Investi-gator, test your knowledge with a crossword puzzle.

    Crossword – Southwestern United States Investi-gator

  • 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

  • From 1920 to 1950, a tree species called albizia (Falcataria moluccana) was brought to Hawai‘i from islands located north and…

    Don’t Litter the Stream: An Invasive Tree Species and a Hawaiian Stream Food Web

  • The question you will answer in this FACTivity is: How do air temperature patterns relate to a yearly natural event,…

    FACTivity – Timed Travel

  • This FACTivity will represent the methods the scientists used to collect vegetation data in the study. The question students will…

    FACTivity – What Goes Around Comes Around

  • In this article, scientists explore the different ecosystem services provided by prairie potholes such as soil nutrients, absorbing carbon, and…

    Fill Those Potholes! Identifying Ecosystem Services of Small Wetlands on the American Prairie

  • Read about efforts to model changes to land use within watersheds to help identify and prioritize watersheds with low water…

    Full Throttle Model: Using Scientific Models to Quickly Assess Water Quality

  • Over the past decade, humans have introduced two species of Indo-Pacific lionfish (Pterois volitans and Pterois miles) into the Atlantic…

    Lion In Wait: How Citizens Helped Scientists Identify a Rapid Invasion of Lionfish

  • Mussels are very sensitive to changes in the environment which makes them good indicators of the health of an aquatic…

    Mussel Mania: How Streamflow Affects Freshwater Mussels Over Long Time Periods

  • The scientists in this study were asked to develop information about the status of and trends in aquatic animal species populations across the United States.

    One Fish, Two Fish, Red Fish–No Fish? The Current Situation and Possible Future of Aquatic Animals in the United States