Object: None or measuring tape

Good morning, boys and girls. Let's do an experiment today. Let's all stand up and line up for a minute. (Do it with them.) Now we have short people and tall people and thick people and thin people and boy people and girl people. None of us are exactly the same as anybody else, are we!

Now let's all sit down again and think about this for a minute. If you are the tallest one, you might think you have a special advantage over short people. You can reach things some of them cannot reach. Or if you are the smallest, you might be able to scr…