National Geographic
National Geographic: Building Circuits
In this lesson, students build series and parallel circuits and test their conductivity. Includes handouts with diagrams, and a vocabulary list with definitions.
Physics Classroom
The Physics Classroom: Current Electricity: Combination Circuits
Explains what a combination circuit is, reviews the features of series and parallel circuits, and demonstrates how to analyze combination circuits. Includes detailed examples and some problems for students to try. There is also a link to...
TeachEngineering
Teach Engineering: Many Paths
Students explore the composition and practical application of parallel circuitry, compared to series circuitry. Students design and build parallel circuits and investigate their characteristics, and apply Ohm's law.