        Space
        =====
        
This scenario is additional material for the book 

    "Introduction to Programming with Greenfoot"
    by Michael Kolling
    ISBN: 0-13-603753-4

Copyright (c) Michael Kolling.

For details, see http://www.greenfoot.org/book/etudes/

Permission is granted to use this code in any way you like (modification,
copying, distribution).
