Play Around with Electronics Circuits in Your Browser

This seems to be a good instructional tool to teach kids (and adults) about how electricity flows through an electrical circuit.

Circuit Simulator Lets You Play Around with Electronics Components in Your Browser


This electronic circuit simulator is highly interactive giving the feeling of playing with real components. It’s very helpful for experimentation and visualization. Best of all, thanks to the power of HTML5, no plug-ins are required! The original implementation, in Java, belongs to Paul Falstad who kindly gave his permission … to build this port.