Ideas of 30 day challenges

This post is meant to keep on evolving. Here will be regular updates of the findings about 30 day challenges.

Still looking for a challenge idea?

Try these links

Ideas to change your habits: http://highexistence.com/30-challenges-for-30-days/​

Learn a new skill by following free courses: http://www.Edx.com​ (we recommend you find a 30 lessons course, one lesson per day)

Do a meaningful action everyday: http://www.actionforhappiness.org/calendars​

100 ideas of 30 day challenges https://thoughtbrick.com/lifestyle/hundred-30-day-challenge-ideas/