So I just did this - really easy.  It challenges you to take a shower in 2 minutes by sending you a 2 minute timer FOR FREE.  Just go to the website http://www.soapandglory.com/blog/us/the-2-minute-rinse-2/ and fill out your information.

I would love to take a shower in 2 minutes, but just in case I have trouble, I can think of many other uses for it.  A time out timer is the first thing that comes to mind - what a great tool!