When can a WSI consider a lesson to be successful?

A lesson can be deemed successful when students develop a positive attitude toward swimming. This is crucial because fostering a positive mindset is essential for long-term engagement and enjoyment of the activity. If students see swimming as a fun and rewarding experience, they're more likely to continue practicing and improving their skills beyond the lesson.

While learning advanced techniques or being able to swim unaided are certainly indicators of skill development, they are not the only measures of success. It's essential for instructors to recognize that building confidence and enthusiasm can lead to better learning outcomes in the long run.

Moreover, while observing safety compliance is critical in any aquatic environment, it pertains more to ensuring a safe learning environment rather than measuring the effectiveness of the lesson itself. If students leave a lesson feeling good about their experience and the skills they've learned, they are likely to return for more, which is a significant indicator of success from the instructor's perspective.