Ubuntu Guide posted a simple tutorial that shows how to enable Compiz Desktop Cube effect in Ubuntu 13.10 Saucy Salamander

1. To get started, first enable workspaces by going to System Settings -> Appearance -> Behavior tab. Check the box which says "Enable workspaces"


2. Press Ctrl+Alt+T to open terminal. Run commands below to install Compiz Config tool and plugins:

sudo apt-get install compiz-plugins-extra compiz-plugins-main compizconfig-settings-manager

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  Enable Desktop Cube Effect in Ubuntu 13.10