Khan Academy
Khan Academy: Electrical Engineering: Amplifiers
Amplifiers make signals bigger. Amplification is often the most basic operation of an electronic circuit. There are many kinds of amplifier designs. We will describe the operational amplifier, the building block of most analog electronics.
Ducksters
Ducksters: Kids Science: Electricity 101
Kid's learn about the basic science of electricity. What is it and how it works.
Science4Fun
Science4 Fun: Resistors, Capacitors, and Inductors
Electric circuits are used to provide a path to electric current. They commonly use three basic electrical components, which are resistors, capacitors, and insulators. They affect the electric current and changes the behavior of the...
PBS
Pbs Teachers: Affairs of the Heart: Mirrored Movements
Model endoscopic surgery by constructing and operating a tool that extends a person's grasping ability, explore dexterity skills using a basic electric circuit and then design and create an improved remote tool.