The term "4+" typically refers to a rating system indicating that something is suitable for individuals aged four and older. This designation is often used in contexts such as toys, games, and movies to ensure that the content is appropriate for young children. It helps parents and caregivers make informed choices about what is safe and suitable for their kids. In the context of education, "4+" can also refer to a curriculum or program designed for preschoolers, focusing on foundational skills in areas like literacy, numeracy, and social interaction. These programs aim to prepare children for the transition to formal schooling, fostering early development in a supportive environment.