With the invention of Metalworking technologies, the development of tools and methods of land cultivation using draft animals, the need for joint work of the entire community in the fields disappeared. Now the farm could be run independently by representatives of one family. The results of labor were no longer distributed among the entire community, but remained at the disposal of the family and the head of the family
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.