elevators

Discusses different kinds of machines, from digital thermometers and jet engines to elevators and microwave ovens, describing how they work and how they are used.

Profiles Elisha Otis, the inventor of the elevator, and discusses the impact of his invention.

The four members of the Wilson family decide to spend their holiday in one of the elevators at the San Francisco Hotel.

On the last day of second grade, Song Lee's party at the local amusement park forces Harry to face his fear of elevators when he is expected to ride the Drop of Doom.