Abstract and Unique

The smaller the subject, the more challenging this can be. A “small subject” should not be “New York City.”

OR

Photograph a dozen abstracts of a common object.

Depending on the size of the object, you may need a macro lens or telephoto. Similar to Exercise 2, but only allowing the abstract, this exercise should force you to see deeper into an image.

https://www.bhphotovideo.com/explora/photography/tips-and-solutions/13-creative-exercises-photographers