Here are some websites that provide activities for you and your child:
provides many games and videos that increase vocabulary skills and models good use of complete sentences ( i.e. using the right nouns and verbs).
provides activities that work on sound-letter recognition (knowing the correct sounds that go along with letters).
provides specific game ideas that can be used with materials that are sent home with your child
Here are websites that are helpful resources to learn more about communication disorders:
national organization for communication disorders
website for the national stuttering association, provides wealth of information on support and up-to-date research
a website dedicated to the increase of autism awareness