A little boy came home from his first day of school and said to his mother, “Mom, what’s sex?”

His mother, a firm believer in all the modern educational theories, gave him a detailed explanation of sex, covering all aspects of the tricky subject.

A while later, when she had finished, the little lad produced an enrollment form which he had brought home from school and said, “Yes, but how am I going to write all that into this one tiny little square?”