What if a boy living in the future and disgusted with the state of his civilization tried to travel back in time to fix things? And what if a girl living in the ancient world was trying to travel to the future? What if neither one of them could travel at all without the help of another boy living in the present? Those are the questions I'm playing around with for my own story!
Homework: Compose at least 3 what-if questions and, if you're brave enough, post them here for us to read!