DeckPrep

RYA Yachtmaster Offshore

Know your Yachtmaster theory cold.

364 revision questions on the Yachtmaster Offshore theory, five minutes at a time.

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General RulesTry one · Rule 1

To which vessels do the COLREGS apply?

How it works

  1. 1. Learn

    Short lessons with diagrams for every topic.

  2. 2. Practise

    Spaced repetition brings back what you miss.

  3. 3. Mock exam

    Sit a timed practice paper of up to 60 questions, then see where to focus.

The whole syllabus

10 modules · 22 topics · 364 questions

  • COLREGS, Lights, Shapes & Sound SignalsFree to start
  • Buoyage & Chart Symbols
  • Passage Planning
  • Safety & Seamanship
  • Tides & Navigation Calculations
  • Position Fixing
  • Meteorology
  • VHF Radio Procedure
  • Radar & Electronic Navigation
  • Engines & Systems

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Quizzes, flashcards and guides you can use right now.

Quiz by topic: COLREGS Rules 1 to 3 · Navigation lights · IALA buoyage · Sound signals

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Every paid plan includes

  • All 10 modules and every question
  • Full mock exams
  • Spaced repetition across the whole syllabus
  • Progress and streaks synced across your devices
  • Early access to new features

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Questions

The whole General Rules topic (COLREGS rules 1 to 3): its lesson, every question, spaced repetition and progress tracking. No card, and it never expires.

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