Blue Switch

Blue Switch could refer to:
 * Blue switch, an object in Super Mario Galaxy and Super Mario Galaxy 2.
 * The ! Switch of the Yellow Switch Palace in Super Mario World.
 * Blue Coin Block, an object in Super Mario 64 and Super Mario 64 DS also referred to as a Blue Switch.
 * 4-Person Panel, an object in Mario & Luigi: Partners in Time also referred to as a blue switch.
 * 1UP Kinoko ga 3UP Moon ni kawaru!, an e-Reader card depicting a blue switch for use with Super Mario Advance 4: Super Mario Bros. 3.