     UI components on smaller screens&mdash;essential for building a single APK for both
             phones and tablets."
            >Building a Dynamic UI with Fragments</a>
        </div>
        <ul>
          <li><a href="../../../training/basics/fragments/creating.html">
            Creating a Fragment
          </a>
          </li>
          <li><a href="../../../training/basics/fragments/fragment-ui.html">
            Building a Flexible UI
          </a>
          </li>
          <li><a href="../.