Wikipedia:Articles for deletion/Learning by teaching
The topic has great notability, especially in the German language as '':de:Lernen durch Lehren|Lernen durch Lehren''.  For an example of a good source in English, see ''https://books.google.co.uk/books?id=8iwlDwAAQBAJ Learning by Teaching: Evidence-based Strategies to Enhance Learning in the Classroom'', which was written by respectable educationalists.  Note that the topic has equivalent articles in 11 other Wikipedias besides this one and that's a good clue that we should have this too.  Once again, note that  is not policy; not even a guideline; it's just a disruptive essay.  Our actual policies include: ; ; ; 
— user:Andrew, 22:45, 27 May 2018 (UTC)
Stance: keep
Cited policy: WP:TNT||WP:ATD||WP:BEFORE||WP:IMPERFECT||WP:PRESERVE (Wikipedia:Blow it up and start over)