JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://ajax.microsoft.com/ajax/jquery.validate/1.7/jquery.validate.js"></script>
<link rel="stylesheet" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8.4/themes/ui-lightness/jquery-ui.css">
<input class='child' type='checkbox' />
<input class='child' type='checkbox' />
<input class='child' type='checkbox' />
<input class='child' type='checkbox' />
<input class='child' type='checkbox' />

JavaScript

var $cbox = $('.child').change(function() {
    if(this.checked) {
        $cbox.not(this).attr('disabled','disabled');
    } else {
        $cbox.removeAttr('disabled');
    }
});