“…Several articles previously published in practitioner's journals share the content of instructional units such as tennis-related units such as mini tennis (e.g., Leath, 1992), paddle tennis (e.g., Hynes-Dusel, 2000), or ralleyball (e.g., Cramer & Duncan, 2004) that have been taught in physical education. Information on how to put such content into work in physical education is missing.…”