Hello and thank you for writing to JustAsk,

There are a number of workshops now dedicated to helping parents with home education topics, such as sexual awareness and education.  One such group is THE COFFEE KLATCH with their sub group- TALKING SPECIAL NEEDS RADIO.  Here you will find a multitude of special education specific topics.

Here are the links of sites which may prove helpful for you:
http://www.thecoffeeklatch.com  (Experts, parents and educators all help here)
http://talkingspecialneeds.com/raising-asd-kids-teens
http://autism.about.com/od/familyissuesandautism/f/pubertyfaq.htm
http://autism.about.com/od/transitioncollegejobs/Teens_and_Autism.htm

Good luck and thank you for writing!