типа пятнашек
<iframe height="550" style="width: 100%;" scrolling="no" title="Fifteen game" src="https://codepen.io/mohnatus-the-lessful/embed/YzXNYQQ?default-tab=js%2Cresult&theme-id=light" frameborder="no" loading="lazy" allowtransparency="true" allowfullscreen="true">
See the Pen <a href="https://codepen.io/mohnatus-the-lessful/pen/YzXNYQQ">
Fifteen game</a> by FurryCat (<a href="https://codepen.io/mohnatus-the-lessful">@mohnatus-the-lessful</a>)
on <a href="https://codepen.io">CodePen</a>.
</iframe>