The document discusses various HTML5 elements for tables, forms, and frames. It covers the basics of creating tables with <table>, <tr>, and <td> tags. It describes more advanced table features like header, footer, column and row groups. The document also covers HTML form elements for text, buttons, checkboxes, selects, and other inputs. It provides examples of creating forms and applying attributes like required, pattern and autofocus. Finally, it discusses HTML frames for displaying multiple pages using the <frameset>, <frame> and <iframe> tags.