Object:
a dumbbell or another heavy object and some candy
Good morning! I brought something good for you today and I
really want each of you to have some. (Show the candy.) But ...
I'm not going to just give it to you. I want you to do something
to show that you really deserve it. I have a test that you have
to pass before you can have the candy. You see this dumbbell?
It's heavy. If one of you can hold this dumbbell up in the air
for one minute, everyone will get a piece of the candy. Who wants
to volunteer? (Pick someone who can do it and time them. As the
minute is going by, question them about how hard it is and
