To make every block in minecraft look the exact same (Good for learning the sounds of blocks when stepped on or placed)

Windows:
(1) Go into the start menu, go to run

(2) Open your "Run" thing
(3) Type %appdata%
(4) enter your .minecraft folder, then the bin
(5) use winrar, 7zip, or any archive tools to open your minecraft.jar
(6) delete the Terrain.png file *DO NOT DELETE THE FOLDER*
(7) close everything and run minecraft
(8) favorite, or give diamond

Mac:
(1) open any folder
(2) go into your account *Click your username on the left*
(3) open 'Library'
(4) open 'Application Support'
(5) open your 'minecraft' folder
(6) go into bin and open your minecraft.jar with an archiving tool *like Winrar*
(7) find the 'Terrain.png' file
(8) delete it, close everything
(9) Run minecraft
(10) favorite or give diamond