Study guides
The subject, not just the questions
The subject behind the official examination questions, explained and illustrated. Free and without registration.
Understanding before memorising
Why a guide and not just questions
A question trainer asks. It does not explain. Anyone meeting the subject for the first time can learn sixty answers by heart and still understand none of them — and in the examination the wording differs slightly, and the memorised answer no longer fits.
These guides take the opposite route. They explain the subject first and show which official examination questions belong to each section. Every question in the published catalogue is assigned to a chapter, so you can work through the subject without hidden gaps.
Illustrated from scratch
Diagrams show the detail that matters without copying official teaching material.
Free to read
No account and no paywall: every chapter can be opened directly in the browser.
Available now
Study guides
Clearly explained, structured by subject and directly linked to the official examination questions.
Distress signal certificate (FKN)
The official catalogue holds sixty questions. This guide explains the subject behind them — every question has its paragraph, and no answer stands without the reason it is correct.
Read study guide ↗
Inland and Coastal Powerboat Licence (Inland)
The official catalogue contains three hundred questions. This study guide explains the material behind them — and shows where the questions follow a system that can be understood rather than memorised.
Read study guide ↗
Inland and Coastal Powerboat Licence (Sea)
The official catalogue contains two hundred and eighty-five questions. This study guide explains the material behind them — and shows where the questions follow a system that can be understood rather than memorised.
Read study guide ↗
Coastal Skipper Certificate
The SKS catalogue contains 638 questions. This study guide follows the five official examination subjects and explains the principles behind the model answers.
Read study guide ↗