Didactics, instruction, instructional exercise, instruction, pedagogy, educating - the activities of educating or instructing; actions that impart information or talent; "he received no official education and learning"; "our instruction was diligently programmed"; "excellent classroom instructing is rarely rewarded" If it’s not distinct which jack goes with which cord, talk to https://www.youtube.com/watch?v=RSlwOZLlUGg