What is the appropriate distance for the first full butterfly progression?

In the context of teaching the butterfly stroke, starting with a shorter distance helps swimmers focus on developing proper technique before incorporating endurance and speed. The appropriate distance for the first full butterfly progression is 15 yards. This shorter distance allows instructors to emphasize key components such as body position, undulation, and breath control without overwhelming the swimmer.

Beginning with this distance encourages learners to concentrate on their form, ensuring they master the fundamentals. It also allows for repeated practice and immediate feedback, which is essential for skill acquisition in swimming. Progress can then be made gradually to longer distances as the swimmer gains confidence and proficiency in the stroke.

Other distances, like 25 yards or even 10 yards, may either be too long for new swimmers or may not effectively facilitate the focused learning needed at the initial stage of mastering the butterfly stroke. Thus, starting with 15 yards provides the optimal balance between challenge and manageability for beginner swimmers.