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?

  • 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

  • Help Busy Bee complete each statement by filling in the blanks for missing words. Use what you’ve learned about watersheds,…

    Busy Bee Word Challenge – Full Throttle Model

  • 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

  • Is the climate changing over time? You may have heard different opinions about climate change. In the past few years,…

    Climate Change – Vol. 14 No. 1

  • 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

  • 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

  • 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