So you want to make some Gameshow Buzzers? This is the simplest way we have found so far.
DIY GameShow Buzzer
Here is a PARTS LIST...
2) Dome Button
And this is a quick clip to show you how to make a
"Hand Held Buzzer"
We have lots of games that use buttons you can find them in our MakeyMakey section.
If you are looking for our older video on how to make GameShow buzzer, you can find it here DIY gameshow tutorial.