The reader is given choices to make which determine the outcome of an adventure with a space monster who arrives in Cape Cod.

You trace a desperate anonymous caller to a house on the site of a former Civil War prison. Is it safe to go in alone? Depending on the choices you make, will this house of danger be your biggest case or your last?.

The reader is asked to make choices which will determine the fate of a discarded robot.

The reader decides the course of the action in the story of a spy's struggle to escape from an enemy country.

A blue liquid splashes on your arm and you begin shrinking. What you choose to do determines the adventure you have and whether you get back to the right size.