up down left right
Red Green Blue
Filled in Outlined
Quicker Regular Pokier

You can use W,A,S,D or the arrow keys to change the direction.
You can also use R,G, or B to change the color.
You can even use F or O to fill in or outline the rectangles.
Press Q,N, or P to change the speed as well!
At first this started off as an exercise to sharpen my arrays chops in javascript. Clicking these buttons brought wider smiles to more people's faces than imaginable. It's mindblowing the entertainment value a dozen buttons and 25 color changing squares have. Hence, it has been loaded up for you to similarly enjoy.