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!

  • Grade Level

  • Type

  • Topic

  • Duration

  • Reset
  • 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

  • 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

  • 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

  • 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

  • After reading the Freshwater edition of Natural Inquirer, test your knowledge of the issue with this eyeChallenge. Explain what each…

    eyeChallenge – Freshwater

  • After reading “Full Throttle Model,” see how much you learned by completing this eyeChallenge. Examine these images from the article…

    eyeChallenge – Full Throttle Model