I think you are looking for this.
HTML code
<div class="wrapper">
<div>div 1</div>
<div>div 2</div>
<div>div 3</div>
<div>div 4</div>
</div>
jQuery Code
$('.wrapper').find('div').on('click', function(){
$(this).appendTo( $(this).parent() )
})
Working Code: http://jsfiddle.net/P7tap/