This is one of my favorite 3D printed items! It's like a 3D fidget spinner, checkout the video.
I have one at my desk and play with it more than I probably should...
 
Much thanks to Emmett for creating and sharing this design with us! https://www.thingiverse.com/thing:213946
 
Price includes domestic shipping. Unless a specific color is requested, cube will come as shown with red, green, blue and yellow pieces.