Format: PDF (FAA-H-8083-25C): Free Download
 
The PHAK is the FAA’s primary textbook for student pilots and the most widely used ground-school reference in aviation. Covering everything from basic aerodynamics and flight controls to weather theory, airspace, navigation, and human factors, it lays the foundation for private, instrument, and commercial pilot training.
Whether you’re preparing for your first solo, brushing up for a checkride, or revisiting the fundamentals as a CFI, the PHAK is an essential companion. It’s written in plain language, richly illustrated, and kept up-to-date with modern systems and regulations.
 
Why download it?
Official FAA handbook (free and always current)
Comprehensive coverage of all ground-school subjects
Clear diagrams, charts, and explanations
Builds the knowledge base required for the Airman Knowledge Tests and checkrides