BuMpErBaLlOoNcArS

i agree as for some reason it gives me info that hardly make sense, but when i check, it notes me as "wrong". As when I do the lesson with the videos way, it takes me a a long time to figure it out...

1. Cộng đồng
2. Feature Requests and General Site Feedback
3. Khan Academy is very disappointing and unhelpful.