Vladimir Dmitrievich Shadrikov, Maria D. Kuznetsova
The article reveals the findings of the experimental work that has been done in order to compare three Russian educational systems (traditional system, Zankovs system and the system of Elkonin- Davidov) in their potentials to develop the junior schoolchild intellectual abilities and personality traits.
The complex of indices (intellectual abilities and personality traits) has been identified to examine the educational systems. They are the indices of attention, memory, thinking, imagination and personality traits (achievement motive, learning motives and empathy). As a result of conducted experiment of the students development in different educational systems it has been identified that each of examined systems are developmental however each develops different mental functions and operations.