Is your child interested in music classes? Daniel's Music Foundation http://www.danielsmusic.org offers free classes for people with disabilities as well as fee-based classes and events http://www.danielsmusic.org/programs/individuals.php
What about sports? KEEN is a group that offers free sports and recreation activities for children with disabilities and their families. http://www.keennewyork.org
What about social skills? QSAC offers a social skills group: http://www.qsac.com/what-we-do/support-groups-trainings/social-skills-group/
Do you have an aspiring ballerina? Dancing Dreams offers dance classes for children with disabilities. http://dancingdreams.org
Does your child have an interest in martial arts? The instructor at Fukasa Kai is interested in bringing martial arts practice to people with disabilities. http://www.fukasakai.com/About/
Is your child interested in running for exercise? Achilles International has a running program for people with disabilities and their families. http://www.achillesinternational.org/chapters/national/nyc
Let us know other programs that you recommend!