A little girl was talking to her teacher about whales. The teacher said it was physically impossible for a whale to swallow a human because even though a whale is a very large mammal, its throat is very small.
A first grade teacher collected well known proverbs. She gave each child in her class the first half of a proverb and asked them to come up with the remainder of the proverb. Their insight may surprise you.
A linguistics professor was lecturing his class.