Materials For each group of four students for first activity: two D cells and D cell holders, four 8" lengths of prepared wire, electrical tape, two light bulbs and two light bulb holders, one 5" by 8" piece of corrugated cardboard for use as circuit base Diagram of parallel and series circuits and switch for transparency Flashlight that requires D cells An assortment of switches For each group of four students for additional activities: two metal thumbtacks, a metal paper clip, an 8 2 " by 4" piece of lightweight cardboard, two 1" wide aluminum foil strips Morse code sheet Suggested Books Franklin Institute Science Museum.
(transparency Flashlight; requires; D cells; An assortment of switches For each group of four students for additional activities)
transparency Flashlight
requires
D cells An assortment of switches For each group of four students for additional activities