The organization of the Head Start curriculum and instruction has a firm foundation in the development of the young child. It is based on the premise that children learn best through active, engaged, meaningful learning experiences. Environments for children are appropriate for their age and stage of development. Teachers respond to children as individuals to facilitate their growth. Developmentally appropriate, research-based curricula provide for all areas of a child's development through and integrated, play-based approach that includes strength-based approaches for dual language learners.