- Establishing Best Management Practices for Recycled Tire Rubber Playground Surfaces to Comply with New ADA Accessible Design Requirements http://www.calrecycle.ca.gov/Publications/Documents/1496/20141496.pdf
- Inclusive Play Funding Sources Guide http://www.inclusiveplaygrounds.org/contact
- Kaboom! https://kaboom.org/
- Landscape Structures https://www.playlsi.com/en/contact-us
- National Center on Health Physical Activity and Disability (NCHPAD) http://www.nchpad.org/
- Playground Directory http://www.playgroundsforeveryone.com/
- Playworld http://playworld.com/why_playworld/Next-Steps
- The Center For Universal Design https://www.ncsu.edu/ncsu/design/cud/index.htm
- Unlimited Play https://www.unlimitedplay.org/
