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!

Animals play an important role in maintaining the health of our natural environment. It is important to know the status…
Animals play an important role in maintaining the health of our natural environment. It is important to know the status of different kinds of animal populations, both now and into...

Animals play an important role in maintaining the health of our natural environment. It is important to know the status…
Animals play an important role in maintaining the health of our natural environment. It is important to know the status of different kinds of animal populations, both now and into...

Particulate organic matter (POM), which consists of small pieces of twigs, leaves, soil, and other items found in the water,…
Particulate organic matter (POM), which consists of small pieces of twigs, leaves, soil, and other items found in the water, is an important component of an ecosystem and the food...

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

Test your knowledge on alluvial soil, watersheds, and fish.
Test your knowledge on alluvial soil, watersheds, and fish.

Test your knowledge on food chains, endemic species, and germination.
Test your knowledge on food chains, endemic species, and germination.

From 1920 to 1950, a tree species called albizia (Falcataria moluccana) was brought to Hawai‘i from islands located north and…
From 1920 to 1950, a tree species called albizia (Falcataria moluccana) was brought to Hawai‘i from islands located north and northeast of Australia. A fast-growing tree, albizia now grows all...

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

In this article, learn about soils and the amount of salmon-derived nutrients (SDN) in Southeast Alaska! Salmon-derived nutrients are nutrients…
In this article, learn about soils and the amount of salmon-derived nutrients (SDN) in Southeast Alaska! Salmon-derived nutrients are nutrients in the soils that are from decomposing salmon. The scientists...

The scientists in this study wanted to identify which mangrove forests, growing in various conditions, were keeping up with sea…
The scientists in this study wanted to identify which mangrove forests, growing in various conditions, were keeping up with sea level rise.

When a society decides to set aside areas of land as wilderness, it makes a choice about the value of…
When a society decides to set aside areas of land as wilderness, it makes a choice about the value of those lands. In the United States, people have decided that...

Test your knowledge of habitats, ecosystems, and wildlife with a word search.
Test your knowledge of habitats, ecosystems, and wildlife with a word search.