Children (2) Twins (2) Social interaction (2) Modeling (2) Friendship (2) Deviant behavior (2) Training (2) puits (1) formation (1) test (1) comportement (1) modélisation (1) abords (agglomération) (1) jeune (1) Education (1) Boundaries (1) Prevention (1) Platforms (1) Longitudinal studies (1) Observations (1) Specimens (1) Platforms (1) Observations (1) Longitudinal studies (1) Training (1) Programs (1) Piping (1) Preschool children (1) Notions (Philosophy) (1) Year (1)