Man, this 5k entry is pretty sweet. I never did get around to submitting my entry, partly due to various distractions, but what I had can be seen here — in a non-finished, non-dressed up, non-“menu disabled” version. Flash 5; 3142 bytes. Try to clear the whole board.
The Army’s online colouring book scares me. [One of many oddities found regularly at sharpeworld.]