We had a great time. Stratford is way more beautiful than I remember. Thanks for all the advice, it really helped me focus on what to try to get done. I can report that ds is converted and now "gets" Shakespeare. Result  
 
   
  
  Can't say the same for dd, but I may try again with her in another couple of years!
So thank you all.
I'm posting a brief review of the RSC's Alls Well in the Stage Reviews section. Son of PG gets a mention - do read!