Definitely no. 

With NauticEd there are no prerequisites. You simply do the courses you like.

We do have a rank system that follows a logical format to increase overall knowledge and competence.

  • Qualified Crew Rank - Do the Qualified Crew Course
  • Skipper Small Keelboat - do the Skipper Small Keel Boat Course
  • Skipper Rank - do Skipper Course and Maneuvering Under Power

For a full description of all the ranks and levels see this article: