Construction of teaching materials for learning the “spring motion” in apparatus gymnastics, focusing on the relationship between the “forward roll bridge” and “spring motion from a higher level” - Nakanishi, Hiroshi; Kihara, Seiichiro; Osedo, Kazuki; Kubo, Kenji (Taiikugaku kenkyu, 2017)
Keywords: elementary school; lesson plan; mat exercises; vaulting