Lesson description:	All useful computer programs store and manipulate information. In order to store information that can be changed (i.e. vary), we need variables. This lesson involves the creation of a program that utilizes variables, (x,y) coordinates, and the modulo operator.
Time required:	65 minutes
Alabama DLCS standards:	8th grade: Computational thinker - Programming and Development #7
Lesson resources:	Teacher's guide PDF, MS-Word Student worksheet PDF, MS-Word

This material is based upon work supported by
the National Science Foundation Grant No. 1744467 BBC micro:bit ® Micro:bit Educational Foundation