Leave it to kids to show us what a mature online community looks like.

Massively is reporting on a recent charity fundraiser that Club Penguin hosted where they encouraged players to donate their in-game money to real-world charities. All said, they raised about $1 million.

New Horizon assigned a real currency value to each donation, and let kids choose which kind of charity to give to -- children's health, the environment, or kids in the developing world. When the donation period ended, the company donated about $1 million dollars to three charities. Among those, the World Wildlife Fund received about $330,000. Not bad!

Read more at Massively.