from HTYP, the free directory anyone can edit if they can prove to me that they're not a spambot
This is the Wiki Sandbox. It's only purpose is for you to try your hand at wikicode! So feel free to experiment here without worrying about content. Add or delete anything you want; we'll restore the original contents sooner or later.
In case this sandbox isn't big enough, there's also this one.
Wikipedia's article on Sandboxen