Shoot images where subject is silhouette and put in an album titled: Silhouette

Compositional Focus:

Often it is best to underexpose the image.  The tutorial below explains this. 

Number of images: 10

Sample Images

Silhouette

Video Explanation:

Here is a video that explains how to use exposure control in the native camera app for an iPhone to create a better silhouette.  Other smartphone native apps may have a similar feature.

Here is an AP Sustained Investigation about Silhouette:

Alex Hahn AP 2-D Art and Design Portfolio 2020