In clause results of experimental researches of elements and the constants of didactics described earlier in work of the author «Elementary didactics» are resulted. Speed of comprehension of the information, speed of mastering of new knowledge, the base constant representing the attitude of quantity of base knowledge to quantity of that it is supposed to master during training are carried to them, quantity of the characteristics forming an image, and an age threshold of training. Quantum character of storing at a level of operative memory (at a level of consciousness) and average disorder of volumes of formation of long-term memory (at a level of subconsciousness) at modern youth is established.