All of my review videos for AB:    • AP Calculus Review Videos (Calc AB)  
All of my review videos for BC:    • AP Calculus Review Videos (Calc BC)  
All of my FRQ videos:    • AP Calculus Free Response Questions (...  

In this video I go over a couple of concepts that my students are still struggling with. This is really specific to my students, but if they're struggling with something then I bet tons of other students are as well!

My review stuff: https://turksmathstuff.com/apreviewvi...