24:24
Forces and Motion
In New York City, there are many ways to travel. Of course, it’s a lot easier if you’re a bird. Using the Big Apple as a living laboratory, this program addresses speed and distance using a pigeon, a taxi, and a tour boat. Additional situations ...
31:32
The Nature of Matter
An elephant and a racing car don’t have much in common—except for the remarkable fact that they’re made of similar fundamental building blocks. This program takes a simulated subatomic look at a glass of water to better understand the nature o...
32:40
Energy
Talking about energy is tricky because everyday words can also have specialized scientific meanings. Through the process of defining key terms like “power,” “work,” and even “energy” itself, this program uses a roller coaster, a harmless...