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!

After reading the Investi-gator (Northern Research Station), test your knowledge with a crossword puzzle.
After reading the Investi-gator (Northern Research Station), test your knowledge with a crossword puzzle.

Slab avalanches are the most dangerous kind of avalanche. A slab is a layer of new snow sitting on top…
Slab avalanches are the most dangerous kind of avalanche. A slab is a layer of new snow sitting on top of a layer of snow, called a weak layer. Scientists...

Slab avalanches are the most dangerous kind of avalanche. A slab is a layer of new snow sitting on top…
Slab avalanches are the most dangerous kind of avalanche. A slab is a layer of new snow sitting on top of a layer of snow, called a weak layer. Scientists...

Test your understanding after reading “Hidden in Plain Sight.” Each of the following images represents something from the article. Explain…
Test your understanding after reading “Hidden in Plain Sight.” Each of the following images represents something from the article. Explain what each image represents. You may write your explanation or...

In this FACTivity, you will make a graph of the Air Quality Index numbers for each of five major cities…
In this FACTivity, you will make a graph of the Air Quality Index numbers for each of five major cities in the United States for November 2023. Materials: Blank graph...

In this FACTivity, you will simulate the greenhouse effect and answer the question: What are the similarities between a glass…
In this FACTivity, you will simulate the greenhouse effect and answer the question: What are the similarities between a glass jar with soil and the Earth’s atmosphere? Materials: Two thermometers...

In this FACTivity, you will simulate the greenhouse effect and answer the question: What are the similarities between a glass…
In this FACTivity, you will simulate the greenhouse effect and answer the question: What are the similarities between a glass jar with soil and the Earth’s atmosphere? Materials: Two thermometers...

The question you will explore in this FACTivity is: How does ozone in the troposphere and stratosphere impact Earth? Materials:…
The question you will explore in this FACTivity is: How does ozone in the troposphere and stratosphere impact Earth? Materials: Access to a library or internet for research Poster-making materials

The Fall 1998 edition focuses on a variety of natural science topics, including wildfire smoke, outdoor recreation, and dogwood anthracnose.…
The Fall 1998 edition focuses on a variety of natural science topics, including wildfire smoke, outdoor recreation, and dogwood anthracnose. This edition of the Natural Inquirer was the very first...

The Fall 1998 edition focuses on a variety of natural science topics, including wildfire smoke, outdoor recreation, and dogwood anthracnose.…
The Fall 1998 edition focuses on a variety of natural science topics, including wildfire smoke, outdoor recreation, and dogwood anthracnose. This edition of the Natural Inquirer was the very first...

Watch a 43-minute video taped live at Grand Lake, Colorado, featuring questions from students and answers by Carl Chambers, a…
Watch a 43-minute video taped live at Grand Lake, Colorado, featuring questions from students and answers by Carl Chambers, a U.S. Forest Service hydrologist, and Bob Raynolds, a geologist with...

In this study, researchers worked with middle and high school students to collect moss samples around industrial neighborhoods in Seattle,…
In this study, researchers worked with middle and high school students to collect moss samples around industrial neighborhoods in Seattle, Washington. They used the moss samples to both pinpoint pollution...