Do you make them type a number or is it free flowing text? A scale of 1-5 is really not helpful. A 2 for me maybe a 3 for you, etc. I prefer being explicit and

Do you make them type a number or is it free flowing text? A scale of 1-5 is really not helpful. A 2 for me maybe a 3 for you, etc. I prefer being explicit and writing text to indicate what/how much I know.