Playing with bold, italics and underlined.

You make strikethrough things too.

If you want to link to a page on the wiki, surround the page-identifier with double-square-brackets - link to playground.

If you want to link to a URL on the web, use double square brackets around the URL, and add a pipe afterward, end with a descriptive name for the URL. Like this link to google.

(six equality symbols) Notice how the paragraphs are auto-indentented to reflect the previous title:

(two equality symbols)

(three equality symbols)

(four equality symbols)

(five equality symbols)

Also, note how medium, large and big section may be edited in their own right by clicking the edit button to the right, instead of editing the whole page in one go.