The paper provides experimental data on researching into the peculiarities of thinking in the changed consciousness states. On mastering the "self-immersion" method, the experiment participants — students — give written answers about their physiological parameters relating to the functioning of the organism. The author adduces generalized parameters of the peculiarities of thinking in the changed consciousness states and shows very promising prospects when using this method in the course of education in the institutions of higher education and during self-instruction.