Abstract:
This study aims to develop a maritime
improving students' understanding of maritime concepts and their problem
used the Research and Development (R&
Design, Development, Implementation, and Evaluation. The developed product was designed based on the STEAM
approach with six stages: focus, detail, discovery, implementation, presentat
obtained from expert evaluations, with scores of 81% for content and 85% for design, both categorized as
The practicality of the book was assessed based on teacher responses (92%) and student respon
which were classified as highly practical. The effectiveness of the product was
and there was an improvement in problem-solving skills
