I Need Advice!

Hello dear friends and sorry for not posting any art.I need advice!You see my art teacher is teaching us how to draw proportions of the face using a simple box-build-up by Da Vinchi .And our teacher left in a hurry.So this is the face complete.I need you to tell whether it's correct or not.Please and thank you!Hi Luca Nick and Xia !Xia are you gonna draw a car or not ;D

my first paint

hey guys! after along time. i was busy with some other stuff. this is my first paint in photoshop and i need your help. just tell me how it is. comments are appreciated.