Reddit Harmonica challenge:
September 16-30th Challenge: 2nd Position! <3 https://www.reddit.com/r/harmonica/comments/9gavb1/september_1630th_challenge_2nd_position_3/
harmonica challenge: https://www.reddit.com/r/harmonica/wiki/challenges
June 1-15 Harmonica Challenge: Ear Training! https://www.reddit.com/r/harmonica/comments/8niqh5/june_115_harmonica_challenge_ear_training/
Maj 15: https://www.reddit.com/r/harmonica/comments/8gazmm/may_115_challenge_first_position/