Welcome to the BetterExplained wiki. Let’s collect and share the true Aha! moments that finally helped an idea click.

These key insights can inspire articles, tutorials, and anyone looking to learn a new subject.

Learn how to contribute



  • Link topics in forum back to wiki
  • Fourier Transform Sample Wiki Topic
  • Community guidelines / ethos


  • CC license at bottom of wiki
  • Separate published topics from work-in-progress
  • Homepage post for wiki
  • Wiki template on betterexplained.com


  • Have a study guide for how to approach each subject (MIT example)
  • Have a sample quiz for a subject. What types of questions are needed for 1) intuitive 2) computational 3) analytical/technical mastery?