On the wall of her office, she keeps a display with photos of every student in the school, categorized by their test scores. (hechingerreport.org)
In one early years classroom I used to take photos of students at work independently and with their peers, and ask them to notice what is going on in the photo. (corwin-connect.com)
Here's a couple examples of what other teachers have done when sharing photos of their students artwork (example 1, example 2, example 3, example 4). (artforkidshub.com)