Video Design Thinking: Different Types of Instructional Prototypes By Angel Green Monday, July 24, 2017 0 Comments Bookmark Main Site Sign in Page Don't have an ATD account? Don't have an ATD account? Forgot your Password? Already an ATD customer without a web account? Institutional subscriber? Click here to sign in. Share Member-Only Content Angel Green explains various types of instructional prototypes. To access this content Join ATD or sign in. Sign In