The Practical Navigator

Practical Navigator is a complete, self-contained interactive course in marine navigation, built around the 37 chapters of the classic Practical Navigator syllabus (Pub. No. 9) and rewritten as original, structured lessons. EIGHT UNITS, 37 CHAPTERS • Fundamentals of Marine Navigation • Piloting & Terrestrial Navigation • Electronic & Radionavigation • Celestial Navigation • Navigational Mathematics & The Sailings • Safety Systems & Regulations • Oceanography • Meteorology & Weather Routing LEARN ACTIVELY • Chapter reader with sections, key takeaways and formula cards • A knowledge-check quiz with full rationales at the end of every chapter • 15-question randomized unit tests for each of the eight domains • A 50-question timed mock exam (90 minutes, 70% pass mark) with question flagging and a domain-by-domain mastery breakdown FIVE WORKING CALCULATORS • TVMDC compass solver (variation & deviation) • Dead reckoning & current triangle • Rule of Twelfths tide estimator • Great circle vs rhumb line comparison • COLREGS scenario trainer TRACK YOUR PROGRESS • Chapters studied, quizzes passed, tests taken and best exam score • Study streaks and a certification readiness index • Printable certificate when you pass the mock exam WORKS OFFLINE Once opened, the full course — chapters, calculators, quizzes and exams — keeps working with no internet connection. All progress is stored privately on your device. No account, no tracking, no ads