CK-12 Foundation
Ck 12: Resistors in Series and Parallel
[Free Registration/Login may be required to access all resource tools.] The differences between series and parallel circuits are highlighted. Provides an in-depth look at how to solve problems about circuits and resistors. Includes a...
Georgia Department of Education
Ga Virtual Learning: Electric Current and Circuits
Students have the opportunity to explore the basics of current and circuits in this online module. Some of the activities include interactive animations, informational text, practice problems, and lab experiments.