Ground Instructor, Advanced Practice Test 2026
Practice with exam-style questions drawn straight from the FAA's own source material. Every answer is explained in plain English, so you understand it instead of just memorizing it.
1,286 questions, 3 practice runs, and 1 exam simulator for the Ground Instructor test.
100 questions on the real test, 70% passing score (70 of 100).
Last verified October 2026
Study by category
Master each topic before test day.

Every Ground Instructor question below comes from this FAA book. Skim it first. When you miss a question, we show you the page to reread.
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Pro study tools
The free runs cover the basics. These tools answer one question: would you pass the Ground Instructor test today?
Try It Yourself
Get a taste of the study experience. Answer a real question, or preview the timed exam simulator.
What is the goal of the guided discussion method?
About the Ground Instructor test
The Advanced Ground Instructor knowledge test covers the aeronautical knowledge needed to teach on the ground, including regulations, weather, navigation, performance, and aeronautical decision-making.
You take it if you are pursuing a Ground Instructor certificate so you can provide ground training and endorse applicants for knowledge tests.
The Ground Instructor, Advanced knowledge test has 100 questions and requires 70% to pass, which is 70 correct. It is a computer-based test given at a PSI test center for a $175 fee. You must pass with 70% or higher before taking the practical test (checkride) or oral and practical for your certificate.
Aviator IQ's bank for this test holds 1,286 practice questions across 34 categories, each grounded in Pilot's Handbook of Aeronautical Knowledge. Every question shows an explanation and cites the section it comes from, so a wrong answer teaches the rule rather than just marking you down.
A passing knowledge-test result is one requirement. A certificated instructor still endorses you, and the practical test or checkride is separate. Aviator IQ prepares the knowledge test so that step is behind you.
Helpful Ground Instructor tools
Recommended reading for the Ground Instructor test
These are the official FAA documents, printed. They are also free to download from the FAA. A paper copy is handy when you want to study away from a screen.
Buy on AmazonAirman Knowledge Testing Supplement for Flight Instructor, Ground Instructor, and Sport Pilot Instructor (FAA-CT-8080-5H)The figures and charts used on the FOI, Ground Instructor and Flight Instructor tests.
Buy on AmazonAviation Instructor's Handbook (FAA-H-8083-9B)How people learn and how to teach them: the source behind the FOI and instructor tests.
Buy on AmazonPilot's Handbook of Aeronautical Knowledge (FAA-H-8083-25C)The core FAA handbook, in paperback for studying away from a screen.
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