Social-emotional learning (SEL) has become a growing concern and topic in education as students have faced unprecedented times since the COVID-19 pandemic hit in 2020. COVID-19 increased several mental health conditions and decreased critical social-emotional skills. The school where this action research took place implemented a new SEL curriculum called QuaverSEL to better address student needs. The participants in this study included two preschool classrooms, with six students aged 3- to 5-years-old. The study took place over four weeks, and interventions took place in 10-15 minute sessions two times a week. Data was collected before and after the implementation of QuaverSEL. The study found that there was an overall increase in specific skills studentslacked before the intervention, and the intervention had an overall positive effect on students social-emotional skills.