The Perfect Shut Up Toy for Adults
![Schnuller](http://www.joeran.de/dox/Schnuller-533x400.jpg)
(There is a German version of this article over here.)
I just learned about the perfect machine to turn 300 adults into a perfectly silent and nearly frozen flock of sheep in a jiffy.
Let’s start with an educational expression I learned from Katrin Hille: the Shut Up Toy.