Presents a new, high-technology approach to making bulbs light in series and parallel circuits. Contains diagrams that illustrate the circuit patterns. Provides suggestions for applying the electronic principles that were addressed in the activities. (ML)

Describes an activity in which young children explore the concepts of light by predicting the shape of shadows. Different configurations of light sources are used and objects are held in different positions. Sample questions to be asked of the children before, during, and after the activities are included. (TW)