I found this image interesting because pf the message it has. And it has a bunch of pictures of kids in the form om a moon. It reminds me when I was younger and I used to do these types of things for my parents.
Silhouette Self-Portraits, put the paper on the wall, a focused light source behind the person, such as a projector or stationary flash light, and trace their outline. Then fill in the silhouette with a collage :)