Coach John and THE Clipboard by Nine13sports | Jun 17, 2013 | Blog | 0 comments if you know Coach John, you know the Coach John clipboard. another tool for #KidsRidingBikes. Share this:FacebookTwitter Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment Name * Email * Website Notify me of new posts by email. This site uses Akismet to reduce spam. Learn how your comment data is processed.