audio element The audio element is used to embed sound content in an HTML or XHTML document, object element Defines an object embedded in the document, progress element The HTML progress (<progress>) element is used to view the completion progress of a task. These elements allows child elements from interactive, embedded, heading, sectioning, phrasing, and metadata content categories.
Click the html element name in the punctuation list to advance the example in 'Tryit-Editor':