Developed by a Master Mariner. Master-Nav is a progressive learning system with over 790 questions, which makes it easy to learn, memorize and refresh the COLREGS.
Prepare for your Deck Officer or Yachtmaster qualifications with ease using Master-Nav! Our unique interactive visual and memory aids, coupled with exam answer phrases, make learning Part A General, Part C – Lights and Shapes, and Part D – Sound and Light Signals a breeze.
As you progress through the app, you'll be presented with optional review questions to check your understanding and ensure you've memorized all aspects of the rules. With over 790 questions in different formats, each with a clear graphic answer to show where you went wrong, Master-Nav reinforces your knowledge repeatedly, making it easy and painless to memorize and refresh the rules.
With our app-wide Rule button, you can quickly access the COLREG rule for the question you're answering without the need to page through the Rule Book. This feature saves you time and helps you focus on learning the material.
Whether you're a beginner or an experienced mariner, Master-Nav is the perfect tool for mastering the COLREGS rules.
