Every kid with access to an original Nintendo and graph paper wanted to create their own "Super Mario" levels. Now, Nintendo's letting them.

"Super Mario Maker," out Friday for Nintendo's Wii U system, is a love letter to the classic platforming franchise so many of us grew up with. It's packed with quirky Mario challenges molded in the style of vintage games that you'll recognize from decades past. And, in a first for the series, you can make your very own Mario levels from scratch.