Here's how you can move icons and widgets around on your Android Jelly Bean home screens.
1. Long press the icon or widget.
2. The other widgets and icons will move so you can fit the icon or widget into the space.
3. Larger widgets can be moved by long pressing, releasing, and then moving the circles that appear at their edges.
For more, see the original article at the link below.
50 Android Jelly Bean tips, tricks and hints | Tech Radar