It’s time for another Nintendo oddity.

In 2010 Nintendo developed a way to train McDonalds employees in Japan by using a Nintendo DSi. The DS itself is one of a kind, being matte black with a gloss McDonalds logo on the top. The software is called eSmart, and trains the player by making them assemble burgers, cook fries, and learn how to properly clean a workstation. A representative from McDonalds says that those training on the DS learn twice as quickly. Watch the full news video here: McDonalds DSi