Step 1: Here Is the Faces Chart
Step 2: Staircase Pattern
Turn Your Cube and Repeat Until Staircase Pattern Shows Up
Step 3: Crosses Pattern
Step 4: Checkerboard Pattern
To Reverse it and get back to a solved cube just do the algorithm again.
Step 5: Center Switcher
Step 6: Cube Within a Cube Within a Cube
U' L U' F' R2 B R F U B2 U B L' U' F U R F'