Orphans and children left without parental care remain a pressing challenge for many countries. This paper deals with the topical subject which needs thorough consideration: peculiarities of psychological development of orphans and children left without parental care and training orphanage inmates for social interaction. The 7-months study was conducted on 15-16-year-old orphans at Elabuga, the Republic of Tatarstan, and Russian Federation. Data were collected with a designed questionnaire based on the Temperament and Character Inventory for personality traits devised by Robert Cloninger. 20 apparently healthy orphans and children left without parental care were selected using simple random sampling technique and allocated into two groups. Within the experiment the two groups of orphan children had separate Physical education classes in subgroups.