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Troubleshooting
Captain's Classroom Reading Material
What are the Mariners Learning System lesson reading materials and how do I access them?
With each Lesson, there is an eBook that is designed to support the online lecture. This resource is NOT intended to be used as a standalone product and it is to be used as a textbook to support the associated lecture. You can download this resource to a portable device for viewing when you are not connected to the Internet.

Your computer and browser will determine how the PDF files appear:
- You may see a prompt to Open or Download the PDF
- The PDF may open in the same window – if it does, hit your browser back button to return to the course