Please only say it if its a good one i.e. not those 1 sentence "'On halloween night... Fill in the blanks" And it would be appreciated if you could give some websites with some.
try this:
http://www.writersdigest.com/writingprom pts.asp?prompts=365
A "cheesecam" presentation of the g42 (gallery 42) exhibition of "Story Starters" - twenty original paintings by Tim Nyberg ...
Webber® Photo Cards -- 60 Story Starters application for iPhone®, iPad®, and iPod Touch® takes 60 story starter images from the card deck and ...
Scholastic's Story Starter machine screenr.com Story Starter Link: teacher.scholastic.com
It was a dark and stormy night when Aotea Square came to life as prose. The scene became the inspiration for hundreds of story starters, with ...
A video paper slide starter for our 6th grade classes.
So excited, my 
Missed Connections personal ads make great story starters! Try these at ‹‹ Strangling My Muse: #writing
Story Starters #writing