chrome/browser/resources/internals/user_education/user_education_internals.html

<h1>Tutorials</h1>
<div>
  <p>Start a tutorial</p>
  <ul>
    <template is="dom-repeat" items="[[tutorials_]]">
      <li>
        <button id="[[item]]" on-click="startTutorial_">[[item]]</button>
      </li>
    </template>
  </ul>
</div>