Here are some related web sites you may find interesting:

NARHA The North American Riding for the Handicapped Association, Inc.
EFMHA The Equine Facilitated Mental Health Association.
AHA The American Hippotherapy Association.
SOMI Special Olympics Michigan.
Girl Scouts Girl Scouts of the USA.
Kelly's Kidz A not-for-profit organization with the mission to provide financial assistance and resources to physically impaired children with special needs and to create an opportunity for them to lead the best life they can possibly live.