Children (9) Enfants (9) Development (4) Twins (4) Parents (4) Mothers (4) Fathers (4) Gemelos (4) Madres (4) Parents (4) Développement (4) Pères (4) Jumeaux (4) Mères (4) jumeaux (4) Hand (3) Influence (3) Manos (3) Enfant (3) Influence (3) Main (3) acculturation (3) enfant (3) Dynamics (2) Preschool children (2) Temperament (2) Questionnaires (2) Months (2) Gender (Musical instrument) (2) Brothers and sisters (2)