An investigation the influence of the administration a standardized developmental screening tool and order of administration on accuracy of provider assessment of delayed child development and appropriate referral for further evaluation, a study of the relationship between accurate assessment and referral to an early intervention agency and child care provider age, years of experience, and educational level, and a third study of the relationship of parental impression of their child's development and the child care provider impression, based on data collected from 105 providers in 9 centers, 195 parents, and interviews with 9 providers