In this clip, a serial killer is choosing his victims from the Los Angeles phone book based on a system of beliefs rooted in numerology. Numerologists believe that numbers have a spiritual or mystical meaning that transcends what mathemeticians and scientists understand. Charlie is forced to learn about these beliefs, and determine what mathematical patterns the killer is using in order to predict the next victim.
In this clip, Charlie helps Don to find the terrorist behind the recreations by breaking the codes, which contain statistics of the wrecks occurred in the past. The art of breaking codes by analyzing patterns is part of a wider mathematical area called Cryptography.
The narrator shows Donald Duck several occurrences of mathematical forms in nature, such as the petuna, the starfish, and the wax flower. He explains that math can be found in music, art, and virtually all other aspects of the world.
The narrator explains that mathematics is much more than simply numbers and equations. He shows how different shapes, such as spheres and cones, can be found in nature and are used in technology both at home and in several industries.