"...cows." Ms. Tomlin wrote the word "cow" on the board and drew a quick sketch of one. "This should be interesting..."
Most of the class just murmured in confusion. You were wondering what Ms. Tomlin had meant when he said "interesting".
"Now, as we all should know, there's a distinct difference between male and female cows." Ms. Tomlin explained. "Female cows have udders to produce milk, while males do not." As she spoke, she began to rummage through her desk, until she pulled out a vial of a strange white liquid.
"Now, for this first lesson, I'm going to need a volunteer..." Ms. Tomlin said. A row of hands shot up. Ms. Tomlin scanned the room and called on...