RE: Do you condsider yourself an Appium Expert?
These 10 questions were challenging, I got 8/10. I invite you to try as well!
You should check out itinterns.org. I took a couple classes there and its really helped me. Sohail runs the office there. I believe they regularly offer free classes and free open house orientations too. They are on facebook and linkedin if you want to check them out.