close up headshot cropped image little preschool cute boy widely smilin showing empty space

asian baby background boy caucasian cheerful child childhood close copy space cute dental dentist dentistry expression face fall finger fun happiness happy healthy hold hole hygiene isolated jaw joy kid little loss lost tooth medicine milk mouth open person portrait root showing small smile teeth temporary toothless white young headshot cropped preschool smilin empty growing permanent molar six years old losing primary isolated