Introduction: Childhood fever is a common reason for paediatric consultations, and misconceptions regarding its management contribute to anxiety and inappropriate treatment practices. This Quality Improvement (QI) project was conducted at Maternity and Children’s Hospital, Kalutara to improve caregivers’ knowledge on home-based childhood fever management. Objective: To assess baseline knowledge of caregivers and evaluate the effectiveness of a brief educational intervention. Methods: A pre-post interventional QI study was conducted over six months from August 2025 to January 2026 among caregivers attending the paediatric clinic. Baseline knowledge was assessed during the first three months using a 10-item Adapted Parental Fever Management Knowledge Questionnaire. A score ≥75% (≥8/10) indicated satisfactory knowledge. Immediately after the assessment, caregivers received a structured educational session and an information leaflet, and a childhood fever management poster was displayed at the paediatric clinic to reinforce key messages. Post-intervention knowledge was reassessed over the next three months using the same questionnaire among caregivers who returned for follow-up. Proportions were compared using the Chi-square test, with p