JSFiddle - React, Tailwind, and code Playground

HTML

<div class="stuff">Div 1</div>
<div class="stuff">Div 2</div>
<div class="stuff">Div 3</div>
<div class="stuff hidden">Div 4</div>
<div class="stuff hidden">Div 5</div>
<div class="stuff hidden">Div 6</div>
<div class="stuff hidden">Div 7</div>
<div class="stuff hidden">Div 8</div>
<div class="stuff hidden">Div 9</div>
<div class="stuff hidden">Div 10</div>
<div class="stuff hidden">Div 11</div>
<p><a href="#" id="showMore">Show More...</a></p>

CSS

.hidden { display:none; }

JavaScript

$('#showMore').click(function(e) {
    e.preventDefault();
    //remove the hiddeb class from 3 DIVs
    $('div.stuff.hidden:lt(4)').removeClass('hidden');

    //do we still need to se the Show More button
    if (!$('div.stuff.hidden').length) { $(this).remove(); }
})