[Free Registration/Login may be required to access all resource tools.] In this module, students learn what a parallel circuit is and how it differs from a series circuit.

[Free Registration/Login may be required to access all resource tools.] Using diagrams, video clips, and informational text, students learn how electrical current flows through a series circuit.

Students act as engineers to apply what they know about how circuits work in electrical/motorized devices to design their own battery-operated model motor vehicles with specific paramaters. They calculate the work done by the vehicles...

The god of thunder, Thor, controls thunder and lightning. Let's ask Thor about electric circuits.

An exploratory lesson plan that provides the learners with a chance to discover the possible connections in an electrical circuit in a controlled setting.

A simple science fair project to test whether electricity can flow between two things. The Science Buddies project ideas are set up consistently beginning with an abstract, objective, and introduction, followed by a section on terms,...

A teacher lesson plan which could be easily converted into an idea for a student project or presentation. Ideal for pre-high school pupils. This page describes an activity in which the history of electric circuits, the nature of electric...

Explore circuits and the flow of electricity by creating a communication device with a cell battery and electrical buzzer.

By comparing household electricity to household plumbing, this tutorial makes the concepts of electricity easier to understand. Includes video clips and interactive activities; click on "Instructional Strategies" for teacher resources...

This lesson will explain how to calculate voltage, current, and resistance in simple electric circuits. It is 3 of 4 in the series titled "Electric Circuits."

This article helps students understand the concepts of electricity and circuits.

Learn how fuses and circuit breakers work to stop the flow of electricity in a circuit so as to prevent fires. This experiment requires caution.

For this lesson, students actively investigate the differences between parallel and series circuits and how the brightness of bulbs is affected.

Explore current electricity and different types of electric circuits.

Discover what it is about citrus fruits that enable them to conduct electricity, then make your own citrus fruit battery using the instructions given here.

Explore how electricity works in this module. (Requires Java)

Four complete lessons on current electricity in the study of physics. Lessons include informational text, interactive activities, animations, and quick, interactive comprehension checks.

Students manipulate this virtual electronic circuit board where they can add resistors, light bulbs, wires, and ammeters to build a circuit, explore Ohm's law, and compare and contrast series, parallel, and combination circuits. Three...

[Free Registration/Login Required] An informational text about electric circuits. A question sheet is available to help students build skills in reading comprehension.

When two or more electrical devices in a circuit can be connected, it is considered a series connection or a parallel connection. When all the devices are connected using series connections, the circuit is referred to as a series...

In this tutorial the concept of electric potential difference is discussed. Electric potential is the amount of electric potential energy per unit of charge that would be possessed by a charged object if placed within an electric field...

When two or more electrical devices in a circuit are connected, it is known as a series connection or a parallel connection. When all the devices are connected using parallel connections, the circuit is referred to as a parallel circuit....

There are certain formulas in physics that are so powerful and so pervasive that they reach the state of popular knowledge. The predominant equation which pervades the study of electric circuits is often referred to as the Ohm's law...

Circuit analysis is the process of finding all the currents and voltages in a network of connected components. We look at the basic elements used to build circuits, and find out what happens when elements are connected together into a...