Impact of a sensory experience–based early intervention program on developmental outcomes in infants: A mixed-methods study

Aim: This study investigates the impact of the Sensory Experiences Education Program on infants’ sensory and developmental domains and examines parental perspectives. Methods: A mixed-methods design was adopted: a single-group pretest–posttest for the quantitative strand and a case study for the qualitative strand. Participants were 15 infants (12-36 months) and their parents in Karabük, Türkiye. The researcher-developed program was implemented with infants. Data were collected through the Personal Information Form, Denver II, Sensory Development Assessment Rubric, Checklist, and Interviews. Results: Analyses revealed significant posttest gains in infants’ sensory scores for touch (z=3.26, p