Manolo and Carmen make it to the Candle Maker where they learn that soon they will be forgotten by those still alive.

This clip breaks down the difference between the terms, "Hispanic" and "Latino."

Lucy travels through time to view the Earth at various periods in the past. As she travels, the setting behind her gradually changes in a timelapse. She visits the dinosaurs and eventually meets Lucy the Australopithecus.

Charlie explains radiocarbon dating and how it is used to calculate the approximate age of an object. To make his explanation more concrete, he uses an analogy involving a refrigerator and the number of ice cubes in it.

A 19th century inventor travels 800,000 years into the future and learns of the advancement of civilization.