Education, Teaching Aid and Training Content Design Deud-Gi Listening Textbook by VISANG Listening Textbook was created to present standard English concepts to Korean students in order to help them develop overall language confidence. Specifically regarding learning parameters for the listening comprehension exam, the textbook utilizes repeatable associative tools such as vibrant colors and simple design elements. To incorporate the immersive aspects of listening, the workbook features graphic motifs of sound waves. Aesthetically, listening textbook applies the contrast of fluorescent colors with dark backgrounds in order to maintain a modern appearance.