In first unit are defined and described memory, learning and forgetting. There are listed and described types of memory in musicians and suggested practicing methods for increasing memory and faster learning. There are also described factors that affect successful learning and memorizing. In second unit about concentration on playing piano, there is defined and described concentration and attention, its importance for quality performance and factors that affects it. Stage fright, as one of main factors, is described together with its suppression and other exercises for improvement of that problem. Master thesis also contains scientific proves of welfare that are bringing meditation and yoga to improvement of memory and concentration. And also importance of body exercise, food and rest. Because memory and concentration depends on each other and they can not be comprehended one without other. This partition has mainly sistematic value, therefore in both parts memory and concentration are interweaving.