Abstract
This quantitative study examined the utilization of differentiated instruction (DI) among kindergarten teachers and its influence on early learner development across public elementary schools in Rizal District, Kalinga, Philippines. Anchored on Vygotsky’s sociocultural theory and Tomlinson’s differentiation framework, the investigation surveyed twenty kindergarten educators during the 2025–2026 academic year. Descriptive and statistical analyses were employed to evaluate teacher demographic profiles, pedagogical practices, self-perceived competencies, and implementation barriers. Results indicated an overall high utilization of differentiated instruction (overall weighted mean = 4.33, interpreted as Strongly Agree), with teachers demonstrating highest application in tailoring instructional routines and flexible learner grouping. Teachers evaluated their instructional competence in executing differentiated strategies very highly (overall weighted mean = 4.68, Strongly Agree), prioritizing targeted diagnostic interventions and varied learning pathways. However, administrative macro-management and structural reliance on standardized curricular goals emerged as a critical impediment (weighted mean = 4.50, Very Serious), contrasting with minor personal and time-related constraints (overall problem weighted mean = 2.53, Slightly Serious). The findings demonstrate that systematic instructional differentiation significantly enhances foundational learner development across cognitive, social, emotional, and physical domains. Consequently, institutional policy interventions must bridge administrative mandates with classroom-level micro-differentiating practices to sustain inclusive early childhood education.
Keywords: Differentiated instruction, kindergarten, learner development, Kalinga.
DOI https://zenodo.org/records/23397925