Logic Diagrams - Industrial Wiki - odesie by Tech Transfer The use of logic symbology results in a diagram that allows the user to determine the operation of a given component or system as the various input signals change. To read and interpret logic diagrams, the reader must understand what each of the specialized symbols represent. This chapter discusses the common symbols used on logic diagrams. LSAT Logic Game Diagramming Solutions | The LSAT Trainer Diagram Logic Games. 1. Always read through the scenario and rules completely, and pause to mentally consider and visualize the game, before setting pencil to paper. 2. Think of all games in terms of elements to place and positions to place them into. Nearly every game places these positions into an order, into groups, or both. 3.