It's time to look at some of the most under-sung heroes of the film world, Grip and Electric. Doing everything from setting up dollies and tripods, to helping the cinematographer shape the light with flags and silks, the Grips are there...

Dr. Forrester reads a circuit diagram by recognizing such components as the wire, battery, open switch, closed switch, resistor, and wall outlet. She discusses what electricity can produce in circuits by naming such energies as light,...