One group of students made a trailer for a documentary on the history of n in Los Angeles public schools To inform their work, they read writings by James Baldwin for their English class and studied Brown v. Board of Education and other court cases in social studies class-but they also drew on STEM related knowledge to improve their product. In physics, they studied the properties of light and optics and how they affect exposure, depth of field, white balance, and other aspects of images with still and video cameras. In their videography class. they learned about design, lighting. sound, and using digital technologies for editing. Perhaps most important, they learned that iterative revision leads to an increasingly