There is an app version which comes in all formats (windows, mac, andrioid etc). The link is the version on the app store
https://itunes.apple.com/us/app/draw-a-stickman-epic-hd-free/id569898232?ls=1&mt=8 The FREE version which has 4 levels.
Below is the Epic Stickman trailer by Hitcents, it gives you a good overview of what the app can do.
You could use this app for a redaing rotation and the children have to read and then follow the instructions.
After the children have played they could create their own stick man adventure. First they could write a narrative and make a script for the story. Second they could draw the parts take photos of each section then use Windows Live movie maker or imovie to then create a stick man movie.