Guide to mental development in elementary education. Lukyanov N.

In this leadership, the author sets out his interpretation of various concepts of the world, believing them useful at the beginning of training. Practical instructions that have come down to us a hundred years later, but relevant to this day, according to the instructions of which you can now make diversity in your daily life and pay tribute to the past, where, as you want to believe, it was both useful and decorous. < /p>