The study examines the effect of playing chess on the concentration of students with Attention Deficit Hyperactivity Disorder (N=14, age: 11-13). The study hypothesized that chess improves concentration period and listening language skills. The sample was chosen from two schools with inclusion, students received chess training twice per week. Pre-and post-measurements of Conner's Teachers Rating Scale: Revised-Long version, concentration tasks, and scores of school language listening tests were the data collection tools of the study. Results showed improvement in concentration skill and period, and in listening score.