não funciona de jeito nenhum, já estou a dias tentando
link do site do slick: https://kenwheeler.github.io/slick/
<html>
<head>
<title>thiago</title>
<link rel="stylesheet" type="text/css" href="slick/slick.css"/>
<link rel="stylesheet" type="text/css" href="slick/slick-theme.css"/>
<style type="text/css">
.single-item{
width: 1000px;
margin: 0 auto;
}
</style>
</head>
<body>
<div class="single-item">
<div><img src="prod1.jpg"></div>
<div><img src="prod2.jpg"></div>
<div><img src="prod3.jpg"><div>
</div>
<script type="text/javascript" src="//code.jquery.com/jquery-1.11.0.min.js"></script>
<script type="text/javascript" src="//code.jquery.com/jquery-migrate-1.2.1.min.js"></script>
<script type="text/javascript" src="slick/slick.min.js"></script>
<script type="text/javascript">
$('.single-item').slick();
</script>
</body>
</html>