1. The American Speech-Language & Hearing Association offers a wonderful website for answering questions parents may have about speech & language. Below is basic information that may answer some of your questions concerning your child.
2. The Stuttering Foundation website is an excellent source for understanding stuttering.
View the following videos to gain further understanding of stuttering.
Stuttering: For Kids, By Kids.
Stuttering and Your Child: Help for Parents
3. Understanding Voice Disorders
http://www.asha.org/public/speech/disorders/voice.htm