Mac or PC? An informative video in the Crash Course Computer Science series describes the history of the personal computer, beginning with the Altair 8800. It compares the business models of Apple (closed architecture) and IBM (open...

See how computers overcame the "tyranny of numbers." Scholars watch the 17th video in a series to learn how integrated circuits replaced large numbers of discrete transistors, paving the way for smaller and less costly computers. The...

Take an in-depth tour of the world of AC circuits. Crash Course continues with its 36th lesson by describing the current and voltage of AC circuits. The instructor also includes a discussion of inductors, capacitors, and resistors...

Analyze the workings of series and parallel circuits. An engaging video lesson explains Kirchoff's Laws in relation to circuits and conservation of energy. It includes a discussion of capacitors and their roles in both series and...

Teach the ins and outs of parallel and series circuits. Using Christmas lights as a reference, the video instructor analyzes both parallel and series circuits. She models calculations of both current and voltage to finish the 30th...

All circuits are not created equal! Building on the previous lessons in the Crash Course series, the 29th lesson explains how electric current flows through a circuit. It spends equal time discussing both series and parallel circuits.

Who says you shouldn't play with electricity?! Investigate Faraday's Law of Induction through a video demonstration from his hometown. The lesson shows an aluminum plate levitating from the magnetic fields created by electric currents....

ALU, what are you? Young computer scientists watch a video to learn about the Arithmetic and Logic Unit (ALU) in the fifth video of the series. They use logic gates to represent each component of this unit.

Get the class fit and have them participate in x-circuit fitness with six stations. Groups move from station to station in the correct directional path in two minutes completing each desired activity. Choose activities that are...

Want to plate your baby shoe in copper? The video lesson explains the process of electroplating as a chemical procedure. Learners understand that electrolysis is the means to accomplish this goal.

Build an understanding of electrical circuits in series and parallel. The video instructor demonstrates the effects of manipulating both a series and parallel circuit. Learners realize the difference between the types of circuits as well...

Explore the basics of electric circuits and diagrams through an engaging video lesson. After demonstrating the various symbols in circuit diagrams, the instructor shows examples of different diagrams. Diagrams start simple and become...

Why did the capacitor kiss the diode? He just couldn't resistor. LEDs, thermistors, and LDRs are the focus of this video that explains how diodes work in circuits based on the amount of resistance in different directions. 

Need help explaining electricity? Use this video to introduce how an electrical circuit works. It has great narration, graphics, and demonstrations.

A capacitor stores energy in the form of an electric charge. See a circuit diagram explaining charges and electron flow. Equations are given for energy and a capacitor is made. Show this to your physics or beginning electronics class.

A sleepy-sounding narrator teaches about moving electrons, accompanied by video and simple computer animations. He explains what a circuit is, what voltage means, and what current and amperes are. Throughout the video, safety tips for...

A sleepy-sounding narrator explains how batteries and circuits work. Simple computer animations display the movement of electrons through parallel and series circuits. Since the narrator speaks slowly and clearly, and the animations are...

Semiconductors are in everything from your cell phone to rockets. But what exactly are they, and what makes them so special? Find out from Jamie, a Ph.D. student in Electrical Engineering and Computer Science at MIT. [4:45]

Video lesson explains what a capacitor is, why they are important in electrical engineering, how they are constructed, how they are used in circuits, and how energy is stored in a capacitor. [15:59]

How can you use technology to make your ideas come to life? Circuits are the answer! Watch this video to learn how circuits turn binary signals into websites, videos, music, and games. This is the fourth video out of six in the series...

According to Bill Gates, computers have the potential to do amazing things, but the only thing that makes a computer smart is you! Learn about the relationship between software and the hardware it controls on computers. This the last...

The following video narrated by Paul Andersen explains how resistors and capacitors affect circuits. The resistance of a resistor is affected by the resistivity of the material and the geometry of the resistor. The current through a...

The following video narrated by Paul Andersen explains how electric circuits contain different elements which can be connected in series or in parallel. The following four elements are explained in detail; emf, resistor, capacitor, and...

In this, video Paul Andersen explains how Kirchhoff's Loop Rule can be used to calculate the voltage of different components of a circuit. The sum voltage throughout an entire loop will sum to zero following the law of conservation of...