How to install Khan Academy?
Khan Academy is available in the official Kodi repository which is included by default in Kodi. You can install this addon by going in Kodi to System >> Settings >> Addons >> Get Addons >> XBMC.org Addons or Kodi.tv Addons
About SuperRepo and Khan Academy
SuperRepo does not maintain Khan Academy. We only provide an automated index for Kodi users to have easy access to Khan Academy and other addons for Kodi. We are not affiliated with the developers (Jonathan Beluch (jbel)) and do not provide help for this particular addon.