Although the gadget does not include an option for configuring the display of categories in a drop-down menu, you can achieve this effect by editing the HTML of your blog design.

Adding Drop-Down Menu to Blogger Pages. Website owners use drop-down menus to create user-friendly site navigation. A menu directs visitors to additional pages on a site, which increases page views.

Drop-down lists in Excel let you create a list of valid choices that you can select for a given field. We'll show you how to use tables, named ranges, formulas, data validation, and table styles.

We can also add drop-down menus to our HTML forms. We can use the select element to implement these drop-down menus. Input choices are in “option” elements as shown in the example below. Each ...

Learn how to activate menu items on certain drop-down menus without first opening those menus.