Sandbox

 For example, here I'm trying to add HTML to this Sandbox wiki page. 

Well, the preceding didn't work. That means we can't easily embed html or features into this wiki. Not surprising: it's a basic wiki.

Printing.

The immediate problem was to make wiki pages printable.

Aha! There's a "Print" option (the ellipsis . . .) at the upper right of the View window. That helps

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