This Weeks Trivia Quiz Questions

How good is your general Engineering knowledge ?

It is also good to answer trivia questions in a group situation. 
Maybe in a coffee or lunch break - print out the questions and see how good your group is.
It is often difficult for a single individual to have  the spread of knowledge, but it is interesting to see what obscure knowledge people do in fact have tucked away in the dark recesses of their brains.

Answering trivia questions can also be used as a lead in to business activities. 
For example as a starter to a meeting or similar activity which needs some lateral thinking or brainstorming, it can break the ice and get people to start thinking "outside of the square"