Did you have a chance to see the sum-to-fifteen game I learned about last week?
Here is an animated version of playing it:
And here is what it looks like if you arrange the numbers in just the right 2d grid:
Follow-up to the classroom-worthy visual analytics example
Filed under Uncategorized
Healthy Algorithms 
IPython Notebook for these animated gifs: https://gist.github.com/aflaxman/cf133640f44cc573c81cc3ba4f61488d