Hertz's experiment Student activity Play

Hertz's experiment Whiteboard exercise Play

High resistance wires Illustration Play

How bulbs affect current Student activity Play

How cells affect current Student activity Play

How do equal angles imply parallel lines? Animation Play

How parallel circuits work Animation Play

How resistance affects the way in which a conductor works Student activity Play

How resistance affects the way in which a conductor works Simulation Play

How resistance affects the way in which a conductor works Whiteboard exercise Play

How series circuits work Animation Play

How short circuits work Animation Play

How to calculate the power of an electric current Whiteboard exercise Play

How to calculate the power of an electric current Student activity Play

How to combine batteries Simulation Play

How to connect cells Student activity Play

How to construct a line parallel to a given line Student activity Play

How to increase the magnitude of induced current? Animation Play

How to prove the Ohm's Law Animation Play

Image under translation Animation Play

Images in lenses Student activity Play

Insulation Student activity Play

Intersecting, parallel and skew lines Whiteboard exercise Play

Kirchhoff,s First Law Whiteboard exercise Play

Kirchhoff's First Law Simulation Play