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Study guide

How to Pass the Fundamentals of Instructing (FOI)

The FAA's Fundamentals of Instructing knowledge test for flight and ground instructors — practice against the Flight Instructor ACS, with every answer explained.

The Fundamentals of Instructing (FOI) test covers how people learn and how to teach them: human behavior and communication, the learning process, lesson planning and teaching methods, assessment and critique, instructor professionalism, and teaching risk management.

Exam format at a glance

Format50 multiple-choice questions in 1.5 hours, at an FAA airman knowledge testing center. Minimum age 16.
CostTesting fees are set by the testing center — check current pricing when you schedule.
ScoringThe passing score is 70 percent. Practice scores here use the same 70% pass line.
ValiditySome applicants are exempt under 14 CFR 61.183(e), such as certain teachers and existing instructors.

Who this exam is for

  • Commercial pilots preparing for the flight instructor certificate
  • Ground instructor applicants
  • Instructors refreshing teaching theory

How to actually study for it

  • Memorize the laws of learning, the levels of learning and the domains of learning.
  • Know Maslow's hierarchy and the common defense mechanisms with an example of each.
  • Learn the teaching process, lesson parts and the demonstration-performance steps.
  • Know test characteristics (validity, reliability, usability) and critique qualities.

Where to go next

Start with the free 10-question diagnostic to see where you actually stand, or go straight to the one-page Fundamentals of Instructing (FOI) cheat sheet. The full Fundamentals of Instructing (FOI) practice exam covers every domain at the real exam's weighting, with every answer explained.