Play Therapy
Play is a child's natural method of communication. Play Therapy uses this communication process to gain insight and provide intervention into the emotional, cognitive and behavioral interweave of the child client.
For more information on the effectivenesss of Play Therapy click the following links:
Association for Play Therapy
Kansas City Star
http://www.kansascity.com/news/local/article37289517.html
National Association for the Education of Young Children