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!
Test your knowledge on contamination, floodplains, and watersheds.
Test your knowledge on contamination, floodplains, and watersheds.
After reading the Freshwater edition of Natural Inquirer, test your knowledge of the issue with this eyeChallenge. Explain what each…
After reading the Freshwater edition of Natural Inquirer, test your knowledge of the issue with this eyeChallenge. Explain what each of the images from the journal represents. Students may write...
The question you will answer in this FACTivity is, “How might fish and other aquatic life be affected by turbidity?”…
The question you will answer in this FACTivity is, “How might fish and other aquatic life be affected by turbidity?” You will answer this question by building a model to...
When vegetation near streams and rivers is disturbed or removed, it can no longer hold the soil in place. When…
When vegetation near streams and rivers is disturbed or removed, it can no longer hold the soil in place. When this happens, soil may flow into streams and rivers. What...
When vegetation near streams and rivers is disturbed or removed, it can no longer hold the soil in place. When…
When vegetation near streams and rivers is disturbed or removed, it can no longer hold the soil in place. When this happens, soil may flow into streams and rivers. What...
The question you will answer in this FACTivity is: What is the relationship between the level of chemicals in a…
The question you will answer in this FACTivity is: What is the relationship between the level of chemicals in a city’s soils and level of the same chemicals in the...
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...
Follow water on a journey through a watershed, from forest to faucet, in the Eastern United States. This is a…
Follow water on a journey through a watershed, from forest to faucet, in the Eastern United States. This is a 47-minute video.
In the past, scientists had estimated how much rainfall is intercepted by trees growing in rural areas. The scientists in this study…
In the past, scientists had estimated how much rainfall is intercepted by trees growing in rural areas. The scientists in this study wanted to know how much rainfall is intercepted by the trees that...
With two-thirds of the U.S. population drinking water from surface sources such as streams, rivers, lakes, and reservoirs, it is…
With two-thirds of the U.S. population drinking water from surface sources such as streams, rivers, lakes, and reservoirs, it is very important that these water sources are protected. Part of...
Mussels are very sensitive to changes in the environment which makes them good indicators of the health of an aquatic…
Mussels are very sensitive to changes in the environment which makes them good indicators of the health of an aquatic ecosystem. Mussel shells, like growth rings from a tree, can...
Meet Dr. Ge Sun – a hydrologist who asks questions about the impact of plants on the water cycle and…
Meet Dr. Ge Sun – a hydrologist who asks questions about the impact of plants on the water cycle and the use of water by plants throughout a watershed. He...
