The anniversary of September 11, also known as 9/11, is approaching. Americans across the country will be remembering where and what they were doing as two planes crashed into the World Trade Center ...

How is our climate changing, and what kind of action (or inaction) is causing the climate to change? This interdisciplinary lesson plan will allow students to measure their own carbon footprint, and ...

Lesson plan: Identifying the problem you want to solve using invention This lesson was published in July 2023 and was updated in Jan. 2025. For a Google version of this lesson plan, click here. (Note: ...

In this lesson students are introduced to Frederick Jackson Turner and how early Census data, when combined visually with maps, effectively demonstrated the end of the frontier. By reading Turner’s ...