Research on preschoolers typically focuses on understanding their cognitive, social, emotional, and physical development during the crucial early years of life. This research often explores topics such as language development, social interactions, emotional regulation, motor skills, and overall school readiness. Researchers may use a variety of methods, such as observations, surveys, and experimental studies, to investigate how preschoolers learn, develop, and grow in different environments. The findings from this research can help educators, parents, and policymakers better support the development and well-being of young children.