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!
The tree line is the edge of a habitat at which trees are capable of growing. In this study, the…
The tree line is the edge of a habitat at which trees are capable of growing. In this study, the scientists wanted to examine dead trees that they found above...
Too much carbon dioxide (CO2) in the atmosphere is mostly caused by two things: burning fossil fuels and the loss…
Too much carbon dioxide (CO2) in the atmosphere is mostly caused by two things: burning fossil fuels and the loss of trees. Urban trees help to keep urban areas cooler,...
Too much carbon dioxide (CO2) in the atmosphere is mostly caused by two things: burning fossil fuels and the loss…
Too much carbon dioxide (CO2) in the atmosphere is mostly caused by two things: burning fossil fuels and the loss of trees. Urban trees help to keep urban areas cooler,...
Mountain pine beetles are important to the Western United States. They have a very special life cycle that includes staying…
Mountain pine beetles are important to the Western United States. They have a very special life cycle that includes staying “supercool,” or dormant, for most of their lives. The scientists...
Mountain pine beetles are important to the Western United States. They have a very special life cycle that includes staying…
Mountain pine beetles are important to the Western United States. They have a very special life cycle that includes staying “supercool,” or dormant, for most of their lives. The scientists...
Cutthroat trout are a type of salmon. The scientists in this study wanted to find out if cutthroat trout behave…
Cutthroat trout are a type of salmon. The scientists in this study wanted to find out if cutthroat trout behave like other salmonids. Other salmonids had been found to swim...
Cutthroat trout are a type of salmon. The scientists in this study wanted to find out if cutthroat trout behave…
Cutthroat trout are a type of salmon. The scientists in this study wanted to find out if cutthroat trout behave like other salmonids. Other salmonids had been found to swim...
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...
Bristlecone pines have an interesting relationship with fire. When a fire occurs, it may open a once-closed area to sunlight.…
Bristlecone pines have an interesting relationship with fire. When a fire occurs, it may open a once-closed area to sunlight. When this happens, bristlecone pine seedlings get a chance to...
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...
Hibernating bat populations across the Eastern United States have suffered declines since the 2000s. Little brown bat populations have declined…
Hibernating bat populations across the Eastern United States have suffered declines since the 2000s. Little brown bat populations have declined 70 percent or more. Populations of the northern long-eared bat...
