غفور ت.و. 2020. The Impacts of Pictures and Animation Accompanied by A Changing Sequence of Exercises Scheduling : On Learning and Retaining Some Basic Volleyball Skills of University Students. Koya University Journal of Humanities and Social Sciences. 3, 2 (Dec. 2020), 189-197. DOI:https://doi.org/10.14500/kujhss.v3n2y2020.pp189-197.