Minecraft: Wii U Edition Tips

Special Features of the "F#" buttons
F1 - Pressing the F1 button during gameplay causes the HUD to vanish. This includes your hand, whatever item you are holding, your health and amror values, and your hot bar. Upon releasing the F1 button, your HUD will reappear.

F2 - Pressing the F2 button during gameplay will take a screenshot of whatever you have on your screen when you press the button. Screenshots can be found in the .minecraft folder on your computer.

F3 - Holding down the F3 button will cause a lot of data to appear on your screen showing CPU usage, chunk updates, FPS, and a bunch of other types of data on that minecraft file that you are playing.

F5 - Pressing F5 during gameplay causes you to enter "Third Person View" which is especially helpful for nighttime travels so you know if anything is behind you.

F10 - Essentially pauses the game and allows you to move your mouse around the screen without being in the "Esc" menu.

F11 - Toggles Fullscreen mode