Object: Magnetic compasses

Good morning, boys and girls. Boys and girls, I have an instrument in my hand which will always tell me the same truth no matter where I am on the earth. Can anybody guess what it is? (Response -- Someone should get it.)

This is a magnetic compass. It will always point to magnetic north, even if I am away down in South America, or Australia, or New Zealand. I might be on a ship or on land or in an airplane, and still the little needle in here will always point…