Piano Keys is a module leveraging the newly-exposed KTANEModKit for Keep Talking and Nobody Explodes. It employs the use of a standard 12-tone piano keyboard and identification of symbols from common western music notation as its main gimmick.
Visit https://ashbash1987.github.io/ktanemod-pianokeys/Manual for a KTANE-like manual specifically for this module.
If you purchased Keep Talking and Nobody Explodes through Steam, you'll be able to subscribe to the mod on the Steam Workshop; goto http://steamcommunity.com/sharedfiles/filedetails/?id=720356976 to subscribe to the Piano Keys mod. This will download the module automatically for you, and will continue to download updates for the module when updates are released.