The most frequent demonstration of agression in children at middle school level

The diploma thesis is of theoretic-empirical character, with focus on aggression in children at middle school level. The First part describes theory, typology and development phases of aggression. The thesis also deals with the periods of pubescence. Attention is given to oddities in aggressive expressions of children in the pubescence period. Furthermore gives information about possible causes of aggression. The thesis deals also with prevention and possibilities of handling aggression. Connected with the thesis is the practical part which is made using survey research. Results are written down and compared with the in advance stated hypothesis