Which widget should I start with?

The descriptive statistics sandbox, unless the lesson is a z-score, a sampling distribution, or a test. Each widget page has its own snippet.

Embed in Moodle

Embed a stats demo in Moodle

In Moodle, edit the page with the HTML editor, paste the snippet, and save. Allow HTML if your role needs it. The demo runs in the student browser.

Pick a sandbox or calculator on the widgets hub, or start with the sandbox widget. Classroom notes: teachers. Term: mean vs median.

Steps

Copy the snippet from the widget page, caption included.
Edit the Moodle page or book chapter in HTML mode.
Paste and save, then view as a student.

Sandbox snippet to paste

<iframe
  src="https://www.statslearn.org/embed/descriptive-statistics-sandbox"
  width="100%" height="560" style="border:0"
  title="Descriptive statistics sandbox"
></iframe>
<p style="font:14px/1.5 system-ui,sans-serif;margin:.5rem 0 0">
  <a href="https://www.statslearn.org/interactives/descriptive-statistics-sandbox?utm_source=embed&utm_medium=referral&utm_campaign=embed-interactives">Descriptive statistics sandbox</a>
  by <a href="https://www.statslearn.org/?utm_source=embed&utm_medium=referral&utm_campaign=embed-interactives">StatsLearn</a>
</p>

Other hosts: Google Sites, Canvas, Schoology, WordPress, Notion.