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All our courses are engaging, interactive and fun! Whether formal training or simply looking to brush up, we take online learning to the next level.

  • Sailing EssentialsFreeA free course great for anyone who spends time on the water.
  • Essential Navigation & SeamanshipRYA course for beginners. Learn charts, tides, pilotage, and core seamanship with simple practice tasks.
  • Day Skipper TheoryMost PopularRYA course for inshore skippers. Plan day passages using chartwork, tides, weather, and COLREGs.
  • Coastal Skipper / Yachtmaster® TheoryComing SoonRYA course for advanced navigation and passage planning, secondary ports, tidal streams, and offshore weather.
  • SRC (VHF) Marine Radio CourseRYA Short Range Certificate radio course. Study online, then take the practical exam with an RYA assessor.

Are you looking for something nautical related? Our directory is an extensive list of courses and places associated with the marine industry. Hop over and search now.

  • PlacesFind anywhere nautical, including marinas & training centres. If it exists, we’ve got it listed!
  • CoursesWe help you navigate through the complex world of training and help find what’s best for you.

We believe every day’s a school day on a boat! That’s why we built Nautical Know-How, dedicated to answering your questions. Even better, if it can’t answer your question immediately, you can request it, and we’ll add it to our knowledge base.

  • Nautical Terms & TerminologyUnderstanding the language of the marine world is like trying to learn a pirate’s secret code while juggling fish. Let us explain why a sheet isn’t for your bed, why “heave ho” doesn’t mean throw up (most of the time), and why “dead reckoning” is surprisingly less ominous than it sounds.
  • Why do we have tides?Have you ever wondered what causes the tides? Check out this video, which introduces the forces that create the tides we experience on Earth.
  • What causes our weather?A video introducing the drivers behind our weather, part of our RYA Day Skipper & RYA Coastal Skipper / Yachtmaster® Offshore theory courses.
  • Buoyage FlashcardsFlashcards designed to help remember the buoys in the IALA system. If you want to learn them in detail, our module ‘Getting in and out of harbour‘, covers the IALA system and different buoys used.
  • Interactive Rule Book (COLREGs / IRPCS)Whether you’re a novice sailor or a seasoned skipper, we can help you navigate the IRPCS confidently and clearly. Our easy-to-use, easy-to-understand, plain English rule book with helpful interpretations of what each rule means.
  • The Salty Sea BlogFrom salty old sea dogs to fresh-faced deckhands, this blog is for anyone who finds peace, adventure, and a bit of mischief on the water. So hoist the main, set your course, and let’s sail into the stories, lessons, and musings that make life on the sea so irresistible.
Our Courses
  • Sailing EssentialsFreeA free course great for anyone who spends time on the water.
  • Essential Navigation & SeamanshipRYA course for beginners. Learn charts, tides, pilotage, and core seamanship with simple practice tasks.
  • Day Skipper TheoryMost PopularRYA course for inshore skippers. Plan day passages using chartwork, tides, weather, and COLREGs.
  • Coastal Skipper / Yachtmaster® TheoryComing SoonRYA course for advanced navigation and passage planning, secondary ports, tidal streams, and offshore weather.
  • SRC (VHF) Marine Radio CourseRYA Short Range Certificate radio course. Study online, then take the practical exam with an RYA assessor.
Directory
  • PlacesFind anywhere nautical, including marinas & training centres. If it exists, we’ve got it listed!
  • CoursesWe help you navigate through the complex world of training and help find what’s best for you.
Know-How
  • Nautical Terms & TerminologyUnderstanding the language of the marine world is like trying to learn a pirate’s secret code while juggling fish. Let us explain why a sheet isn’t for your bed, why “heave ho” doesn’t mean throw up (most of the time), and why “dead reckoning” is surprisingly less ominous than it sounds.
  • Why do we have tides?Have you ever wondered what causes the tides? Check out this video, which introduces the forces that create the tides we experience on Earth.
  • What causes our weather?A video introducing the drivers behind our weather, part of our RYA Day Skipper & RYA Coastal Skipper / Yachtmaster® Offshore theory courses.
  • Buoyage FlashcardsFlashcards designed to help remember the buoys in the IALA system. If you want to learn them in detail, our module ‘Getting in and out of harbour‘, covers the IALA system and different buoys used.
  • Interactive Rule Book (COLREGs / IRPCS)Whether you’re a novice sailor or a seasoned skipper, we can help you navigate the IRPCS confidently and clearly. Our easy-to-use, easy-to-understand, plain English rule book with helpful interpretations of what each rule means.
  • The Salty Sea BlogFrom salty old sea dogs to fresh-faced deckhands, this blog is for anyone who finds peace, adventure, and a bit of mischief on the water. So hoist the main, set your course, and let’s sail into the stories, lessons, and musings that make life on the sea so irresistible.
Chandlery
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What Charts and Tools Do You Actually Need for Day Skipper Theory?

You do not need a lot of equipment for Day Skipper theory. You just need the right tools and to know how to use them properly.

The essentials

You will need:

  • training charts
  • training Almanac
  • a plotter
  • dividers
  • a pencil and rubber

That is enough to complete the course and build solid navigation skills.

The charts

This is your main working tool.

You will use them to:

  • plot positions
  • measure distances
  • plan routes

The chart is where navigation becomes real.

The plotter

The plotter is used to:

  • draw bearings
  • plot courses
  • work out direction

Accuracy matters. Small mistakes here lead to bigger errors later.

The dividers

Dividers are used to:

  • measure distance
  • transfer positions

Use them carefully. Do not guess distances.

The almanac

The almanac provides:

  • tidal data
  • port information
  • reference data for calculations

This is where many students need the most practice.

What about electronic navigation?

You will use electronic navigation in the real world. Chartplotters, apps, and GPS systems are standard on most boats. The key is understanding how they work.

Traditional and electronic navigation, used together

Some courses teach traditional navigation first, then electronic navigation separately. In practice, you use both together.

You should learn how to:

  • use electronic navigation tools with confidence
  • understand what those tools are doing
  • cross-check your position using charts

This gives you a stronger understanding and reduces the risk of relying on a single system.

Do you need expensive equipment?

No. The focus at this stage is on understanding navigation, not buying equipment. Once you understand the principles, you can apply them to any system on board.

Final thought

If you can use these tools confidently and understand how they work alongside electronic navigation, you are in a strong position to pass the course and apply it in real situations.

Everything you need to complete the course is included in our course price.

If you want to learn step by step with structured support, start your free 7 day trial here.

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