Twine is a tool for creating interactive narratives and nonlinear stories.
You can find the online editor for Twine here: here
Example Twine Games to play and discuss :
Writing Prompt:
Imagine you are traveling to the "The school’s eighty-foot brick chimney" come up with reason for the journey, some background, and discuss what you face along the way. Write a short twine game where the player takes this journey.