boubakre nouiri, N. . Al-Saedeey, A. . Salman, and J. . hamza, “The effect of using a feedback device in teaching a skill such as standing on the hands and switching a half turn outward on the parallel bar”, jope, vol. 36, no. 2, pp. 402–420, Jun. 2024, doi: 10.37359/JOPE.V36(2)2024.2165.