I have a VERY similar story about me adding AdSense to a Club Penguin hacks, tips, and tricks blog.

But I think I need to correct you -- what you and I did wasn't dumb at all. It was quite innovative for our pre-teen brains. This was my first exposure to running a business and setting up a team and thinking like an entrepreneur. Just imagine all the ice cream and Pokémon cards we could have bought if it had worked...