Cognitive Stimulation Therapy In the 2nd, 3rd, 4th, 6th, 7th and 8th weeks, IPT implementation twice a week, as two themes, for 7 weeks, with each session of 45 minutes.

CST nonpharmacological intervention Individuals in the control group will be given two sessions in the 2nd week, and they will continue their daily lives in the following weeks.

Cognitive Stimulation Therapy CST consists of 14 sessions, each session with different themes. The materials used in therapy will differ according to the characteristics of each theme. For example; In the theme of physical games, one of the individuals will be selected by voting, and each individual will be asked to choose a song suitable for the theme and introduce himself/herself to the music accompaniment. Then, a small table game will be prepared with the rackets and ball used for table tennis, and individuals will be able to play a round of table tennis with the researcher and their groupmates. Sessions 10 min. introductory part, 25 min. activity section and in progress10 min. 45 minutes in total, including the ending.

This test consists of 11 items grouped into five subgroups measuring cognitive functions: orientation, recording memory, attention and calculation, recall and language. In SMMT, which is evaluated out of a total of 30 points, one point is given for each correct answer. Although scores of 23/24 for SMMT are considered the limit score for dementia; SMMT score between 18-23 points is considered as mild stage, 10-17 points as moderate stage, and 10 points or less as severe dementia.

ARS focuses on the hobbies and pursuits of the individual in his daily life and his enjoyment of them, and measures his loss in these areas.ARS contains a total of 18 items and provides a four-point Likert type measurement. Scores are given between 1 and 4, with 1 representing not at all characteristic and 4 representing very characteristic.The 6th, 10th and 11th items of the scale are in the reverse direction and scoring is done in the reverse direction accordingly.The total score of ARS is found by summing the scores obtained from each of the items and is 18-72.