My 5 year old might have anxiety: Advice?

So my 5 yr old son might have anxiety. We went to the doctor four days ago, and looks like that’s what he might be experiencing… he is going to star counseling… is there any other moms whose kids suffer from this and can give advice as to what worked better for your kids to control their anxiety


Mindfulness books
Positive quotes daily
Plenty of praise and talking about exciting things and positive outcomes.
Feelings charts are helpful too.