Background
Our game takes place: In space? The desert? A mall?
Player
The Player is a
The Player moves only up and down.
Target
Your Player GAINS points when they hit The Target.
The Target is a
The Target moves only to the left or right.
Danger
Your Player LOSES points when they hit The Danger.
The Danger is a
The Danger moves only to the left or right.
Artwork/Sketches/Proof of Concept
Draw a rectangle representing your game screen, and label the bottom-left corner as the coordinate (0,0). Then label the other four corners. Then, in the rectangle, sketch a picture of your game!
These materials were developed partly through support of the National Science Foundation,
(awards 1042210, 1535276, 1648684, and 1738598). 
Bootstrap:Algebra by Emmanuel Schanzer, Jen Poole, Ed Campos Jr, Flannery Denny, and Dorai Sitaram
is licensed under a
Creative Commons 4.0 Unported License.
Based on a work at www.BootstrapWorld.org.
Permissions beyond the scope of this license may be available by contacting
schanzer@BootstrapWorld.org.