Photos of People Playing Exclusive E3 Games at Nintendo’s Events at More Than 100 Best Buy Stores.

In this photo provided by Nintendo of America, siblings Jocelyn N. and Giovanni N. test drive Mario Kart 8, one of the four new Wii U games playable at the Nintendo Experience at Best Buy on Wednesday, June 12, 2013, in Schaumburg, Ill. (Photo by Barry Brecheisen/Invision for Nintendo/AP Images)

In this photo provided by Nintendo of America, John S. and Landon M. have fun playing Super Mario 3D World, one of the four new Wii U games playable at the Nintendo Experience at Best Buy on Wednesday, June 12, 2013, in Schaumburg, Ill. (Photo by Barry Brecheisen/Invision for Nintendo/AP Images)