This recording (39:50), designed for middle school and high school educators, is a condensed version of a webinar during which participants practiced techniques for helping students evaluate visual content and explored ideas for how to use political cartoons to illustrate the “Big Ideas” of the Constitution, such as separation of powers and representative government.

Source

https://www.youtube.com/watch?v=JTrbO0mT0rU&feature=youtu.be

US National Archives