Anything that makes you think. Anything that challenges your preconceived notions about how or why something works. Maybe it's mildly inspiring.
|Apr 1, 2014||/r/headscratcher is born|
Subreddit GrowthHow /r/headscratcher growth compares with growth of 2,281,932 other subreddits.
|No. 1,866,859||Fastest growing yesterday|
|No. 1,891,679||Fastest growing last 7 days|
|No. 1,890,498||Fastest growing last 30 days|
|No. 1,877,295||Fastest growing last 90 days|