As Fei Fei sells the moon cakes, she exclaims the workers should buy more. Later explaling how the Maglev train works.

There is a lot more than what you see that goes into a flight. It all involves the job of the airplane pilot, who must make sure everything goes right for a safe flight.

Veterinarians are important for the health of our pets. Animals can get sick, so the vet is the place we can take them to to figure out how to get them to be better!

Mr. D has an efficient, funny, and controversial way of grading papers: he grades them based on his knowledge of each student, their behavior, and the grade they expect. This clip is a funny example of assessing students unfairly but can be used to discuss more appropriate ways to assess students.

Firefighters are important in saving us from fires! Learn a little more about what firefighters do.