They prove men can concentrate on two things at once.
Because they don't want a man lost!
It was repossessed!
When one votes, it changes something, making things worse. When another votes, it doesn't change anything, making things worse.
Papal
Her navel.
They're intended for children but it's the men who usually end up playing with them.
Because they are made to concentrate.
Because it says "concentrate"
To Prove They Were Not Chicken
Lock them both in the trunk of the car for an hour, then open it up and see which one of them is happier to see you.