like razi and making alcohol, professor barbara sahakian , researcher at cambridge university, says recreationaldy and non-curricular activities increase children's brain volume , improve their cognitive ability, and also help their mental health. children should read other books besides textbooks, for example, how much it can affect their intelligence. in learning , it helps them in their studies. in learning, in the end, the score of the children who studied recreationally and extracurricularly is higher than the score of the children who did not study. professor sahakian says that studying is not only a pleasurable experience, it is an accepted fact that thinking and creativity it increases the feeling of empathy it slows down and reduces stress and mental pressure. how much do you think it has an effect on your intelligence? apart from the textbook, the textbook teaches us a science. this is general information. it takes us higher , some of them help us in our studies, for example , it helps us with general information, it is good, for example, it helps me in my studies , and it has an effec