Our TG Caption

You have some fun and now any kid that uses these pencils to write will gradually turn into a sexy adult woman and the more she uses these pencils the sluttier she'll become in both personality and dress. Also you make it so not only will everyone notice the change but they be okay with it, in fact the kid's parents will be proud of their child's new appearance and behavior. Last just so all these kids don't start failing school you include that using the pencils also makes them smarter and better at school work.