Логика и дедукция

The detective tasks presented earlier in the journals Nauka i zhizn, Shchit, Tasvir, The World of Criminals and others, allow us to develop in some measure attention, observation, ingenuity and resourcefulness ...

Features:
- Very often the solution lies in the PICTURE, the button - "Picture", if any.
- Do not rush to press the button - '' Answer '' until you have solved the problem!
- Sorting tasks using the "Options" button

These tasks are loved by everyone at all times. Some see in them a kind of "gymnastics of the mind," a means of satisfying the natural need for every thinking person to experience and exercise the power of his own mind. Others attracted a smart literary shell: the plot of logical problems is often very entertaining. Another advantage of this variety of tasks is their accessibility: it is often possible to hear that for solving logical problems, not special knowledge is needed but only a certain level of development, the ability to think logically, acquire and develop, like any other skill, with persistent exercises.