The top photo is the 4 week and weeks 5 through 16 are on the bottom, and go left to right.

Week 4- Minimalist

Week 5-Black and White

Week 6- Depth of Field

Week 7- Unexplored

Week 8- Rule of Thirds

Week 9- Reflectors

Week 10- Low Key

Week 11- An Activity

Week 12- Long Shutter

Week 13- Emotion

Week 14- Nature

Week 15- Extreme Close Up

Week 16- Lamp

Week 17- Leading Lines

Week 18 - Flat Lay

Week 19- Architecture

Week 20- Abstract