1- Crash course
have you ever waited for the last minute to study this is your prayer come true it explains every thing short and fast so you can pass :)
2- Visual politics
if you want to be up to date with what is happing around the world and be entertained at the same time will say no more.
3- Khan Academy
have you wanted to learn something but do not like reading or paying for school ? now you can learn any subject watching youtube videos I learn history on there so it works :)
follow me for more week:)