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 the Bootstrap Community is licensed under a Creative Commons 4.0 Unported License. This license does not grant permission to run training or professional development. Offering training or professional development with materials substantially derived from Bootstrap must be approved in writing by a Bootstrap Director. Permissions beyond the scope of this license, such as to run training, may be available by contacting contact@BootstrapWorld.org.