Plain English Meaning
A written FAA test on how to teach. It is taken once, when becoming an instructor for the first time, and covers how people learn and how to deliver instruction well.
Full Definition
An FAA knowledge test that covers the basic principles of teaching and learning required of any flight or ground instructor applicant. It examines understanding of the learning process, human behavior, effective communication, the teaching process, assessment, instructor responsibilities and professionalism, techniques of flight instruction, and risk management. A passing score on this test is a prerequisite for the for an initial flight or ground , unless the applicant qualifies for an exemption.