- Administration for Children and Familieswww.acf.hhs.gov
- National Association for Family Child Carewww.nafcc.org
- National Child Care Associationwww.nccanet.org
- Child Development Resource Center (CDRC)www.cdrc4info.org
- Child Action, Inc.www.childaction.org
- The Montessori Foundationwww.montessori.org
