By the end of class students will understand the concept of a "stop" as evidenced by taking 3 photos, each with the same overall exposure, but by increasing the exposure by a stop in one setting, and decreasing the exposure by a stop in another setting.
shutter: 1/200
App: 5.6
ISO: 1600
shutter: 1/200
App: 5.6
ISO: 1600
Shutter: 1/400
App: 5.6
ISO: 3200
App: 5.6
ISO: 3200
shutter: 1/800
App: 5.6
ISO: 6400
App: 5.6
ISO: 6400