It's not so much a "challenge" as it is something to inspire you to be present. Don't let the word "challenge" scare you and prevent you from participating. There's no reward, no punishment -- just an opportunity to be more present.
2254615250695686393086 want to improve your without taking the time to read your camera manual and learn to change settings? this 8 part series teaches you how to get better photos on AUTO step 2 is about how to use outdoor light.
Shoot Hazy and Ethereal Photos Using a Sandwich Bag and Colored Markers