Extracurricular participants at SMPN 1 Tanah Merah basically haven't really mastered the basic technique of overhand service correctly and well, when they first saw playing still didn't have good arm strength, so had difficulty doing serve, to improve their skills top then requires an effective efficient training method. This study aims determine effect variations push-up exercises on upper in ...

Since the teaching ability has been influenced by many factors in volleyball sports teaching, it is more difficult to make objective and fair evaluation to mark it. At present, the evaluation volleyball teaching ability is mainly based on the following aspects, such as students’ academic achievements students’ evaluation for teacher and the finished status of teaching projects. All the evaluati...

This paper describes C oac H, an evolutionary simulator developed to investigate strategies for teams in a competitive environment, and discusses some of the issues surrounding the evolution of cooperation among team members. As its title suggests, C oac H is a simulator of sporting environments, as these possess the required motivations for such behaviour and have the potential to beneet the r...

The purpose of this study was to analyse the developmental pathway of skilled and less skilled volleyball players by focusing on the quantity and type of sporting activities, as well as their age and height in comparison to peers in those experiences. Retrospective interviews were conducted to provide a longitudinal and detailed account of sport involvement of 30 skilled and 30 less skilled vol...

With the aim of validating the Competitive State Anxiety Inventory on a population of young Croatian volleyball players, 286 examinees, 106 male and 180 female volleyball players (average age of 16.09+/-1.83), filled out the CSAI-2, constructed by Martens, Vealey, Burton, Bump and Smith (1990)1. Given the fact that all scales of the Competitive State Anxiety Inventory have good homogeneity, rel...