Featured Science Lessons

Explore seasonal phenomena with these free lessons.

Elementary  

Fat Bear Week

Each year, Katmai National Park celebrates Fat Bear Week, highlighting brown bears as they prepare for winter hibernation. Get involved by creating a simple food web for bears.

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Secondary  

Glider Games

How do forces interact with aviation? Have students explore this question by designing their own gliders.

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Elementary  

Run, Salmon! Run!

Fall is the time for the salmon run. Salmon swim hundreds of miles from the ocean to small streams to lay eggs. Watch a video or read to explore the salmon run, then create models of Earth’s land and water.

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