Discover why Cambridge IGCSE Marine Science (0697) is one of the most engaging, interdisciplinary, and career-relevant science subjects to teach and learn. This guide for science teachers covers what makes the syllabus distinctive, how to teach topics like Tides and Currents (Topic 1.4) effectively, practical wisdom on slides, podcasts, layered quizzes, dual reading passages, and research projects — plus ready-to-use IGCSE Marine Science focus unit resources for the classroom