A new approach-to child's attitude to a peer is offered. Its developme
nt is analysed in the context of inner dialogue with a peer. Age dynam
ics and individual features of child's attitude to another child are i
nvestigated. The new units for interpersonal contacts are presented, b
ased on unity and opposition of objective and personal sides in childr
en interaction. Theoretical approach is illustrated by experimental re
sults.