| http://www.w3.org/ns/prov#value | - The survey is based on questions from the National Survey of American Families (NSAF), the National Household Education Survey - After-School Participation and Activities (NHES ASPA), the Early Childhood Program Participation (ECPP) and the National Survey of Children's Health (NSCH), as well as input based on the experience of our consultants, particularly Dr. Ward's statewide survey study in Mai
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