Blue Switch

Blue Switch could refer to:
 * Blue Switch - Switches found in Mario & Luigi: Partners in Time and the Paper Mario series that causes events to happen.
 * Blue Switch - Switches in Super Mario 64 and Super Mario 64 DS that cause Blue Coins to appear.
 * Blue Switch - Switches in Super Mario Galaxy 2 that causes time to slow down.
 * Blue Switch - An e-Reader card for use with Super Mario Advance 4: Super Mario Bros. 3.