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!

Caves are important natural features in Sequoia and Kings Canyon National Parks in California. Past studies of some of these…
Caves are important natural features in Sequoia and Kings Canyon National Parks in California. Past studies of some of these caves revealed information about the area’s mountains, the formation of...

In “Batter Up,” learn about how engineers designed a test to determine baseball bat breakage rates for different types of…
In “Batter Up,” learn about how engineers designed a test to determine baseball bat breakage rates for different types of wood.

After reading the Caves and Karst edition of Natural Inquirer, test your knowledge with a crossword puzzle.
After reading the Caves and Karst edition of Natural Inquirer, test your knowledge with a crossword puzzle.

Test your knowledge on contamination, floodplains, and watersheds.
Test your knowledge on contamination, floodplains, and watersheds.

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...