Copy and paste the snippet below into your HTML.

Note: This cartridge's settings do not allow embedded playback. A [Play at lexaloffle] link will be included instead.

<iframe src="https://www.lexaloffle.com/bbs/widget.php?pid=a_square_but_it_can_jump" allowfullscreen width="621" height="513" style="border:none; overflow:hidden"></iframe>