The stories and stories of Mikhail Korshunov continue to acquaint the reader with the incredible, and sometimes even fantastic events that took place in the most ordinary schools with the most ordinary children. Here are just the stories described in the new book, unfold not only during school time, but also during the holidays. For example, Kolya Mukhin, the hero of the story "The Knight," ends up in a pioneer camp. He would be happy! But the trouble is that Kolya is not yet a pioneer, which means that the cheerful pioneer life on the seashore is closed to him. Or still not?.. Wonderful black and white drawings by I.M. Semenov