Sophie answers the question, "what is a computer?" She uses an analogy involving a person at a desk to illustrate how computers process information and discusses the different components in a computer, such as a hard drive, memory, and a processor. She then talks about binary, the language of computers

Sophie conducts an experiment in which she emulates processing information as a computer would by making a banana sandwich. She stresses the importance of making your commands highly specific and clear. Her first attempt at making a sandwich is a comic failure; however, she successfully makes and eats the sandwich on her second attempt.

This clip describes how computers work and how humans can interact with them. It makes mention of the programming language, BASIC, in addition to basic units of information such as bits and bytes.

Charlie explains how a string metric can be used to detect plagiarism.

Bill Nye show us how a circuit works by comparing electrons to water.