Manage open windows with your keyboard in windows

If you have many open windows at the same time and would like to manage them quicker than what your mouse can do ,keyboard shortcuts are your answer.
Here is a list of the common keyboard shortcut keys in windows ,press each key one at a time.

Minimize a window to your taskbar
ALT, SPACEBAR, N

Maximize a window so it takes up your whole desktop
ALT, SPACEBAR, X

Restore a window so it's visible but doesn't take up your whole desktop
ALT, SPACEBAR, R

Close a window
ALT+F4

Switch to the last window you had open
ALT+TAB

Switch to any window
Hold down the ALT key, and press TAB until the window you want is active

Hope this helps.