Useful links

Useful books and publications

  • American Society for Testing and Materials (ASTM) Standard F1487-07ae1. Standard Consumer Safety Performance Specification for Playground Equipment for Public Use. West Conshohocken, PA: ASTM International.
  • American Standard for Nursery Stock (ANSI Z60.1 - 2004). Washington, DC: American Nursery & Landscape Association.
  • Center for Persons with Disabilities, Utah State University. 2008. Everybody Plays! Chattanooga, TN: PlayCore, Inc.
  • Dirr, M. 1998. Manual of Woody Landscape Plants: Their Identification, Ornamental Characteristics, Culture, Propagation and Uses (Fifth Edition). Champaign, IL: Stipes Publishing.
  • Dirr, M. 1997. Hardy Trees and Shrubs. Portland, OR: Timber Press (500 species and 700 cultivar descriptions accompanied by over 1,600 color photographs).
  • Frost, J., Brown, P., Sutterby, J., and Thornton, C. 2004. The Developmental Benefits of Playgrounds. Olney, MD: Association for Childhood International.
  • Frost, J., Wortham, S. and Reifel, S. 2001. Play and Child Development. Upper Saddle River, NJ: Prentice-Hall.
  • Moore, R. 1993. Plants for Play: A Plant Selection Guide for Children's Outdoor Environments. Berkeley, CA: MIG Communications.
  • Moore, R. and Wong, H. 1997. Natural Learning: Creating Environments for Rediscovering Nature’s Way of Teaching. Berkeley, CA: MIG Communications.
  • Moore, R., Goltsman, S. and Iacofano, D. 1992. Play For All Guidelines: Planning, Design and Management of Outdoor Settings for All Children. Berkeley, CA: MIG Communications.
  • Public Playground Safety Handbook. 2008. Washington, DC: United States Consumer Product Safety Commission.

Additional literature can be accessed at the Natural Learning Initiative website:

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The creation of innovative play environments that integrate manufactured play equipment with the living landscape will be successful through the aligned energy of those on the front line working together to implement research-based best practice and the NatureGrounds mission to shift the paradigm and create thousands of naturalized playgrounds across the nation.