This 12 question scavenger hunt (question trail) reviews several different calculations relating to geometric optics, including the Law of Reflection, Snell's Law, index of refraction, speed of light in a medium, magnification, and the thin lens equation (distance of object and image in relation to focal length).Perfect for in-person, digital, or hybrid learning, the two versions of the activity contain the same problems, allowing students learning in different modalities to complete the same ta