Το φωνηεντικό σύστημα παιδιών δημοτικού, τριών διαλέκτων της ελληνικής = An analysis of the children's vowel system in primary school was conducted.It was based on 3 representative dialects of the Greek language:That spoken in Kozani (Northen Greece), Pilos (in Peloponnese) and the commonly accepted common Greek dialect - Δουβίκα, Σοφία (ΤΕΙ ΔΥΤΙΚΗΣ ΕΛΛΑΔΑΣ, 2014)