WordPress Widgets offer many opportunities. You can add content to sidebars (for example text or functional tools). Widgets in WordPress look very good and they are comfortable to use.
To select widget you have to go to appearance in WordPress menu and then click on widgets.
You will see space with available widgets. It’s full of widgets. Many of them will be useful for you.
You just have to drag one of them to sidebar and ready. However, you can change its settings. With widgets inserting a variety of content is much easier.
They give more efficient way to create the page.