Voltage and Currents Kit

Explore the effects of varying voltage on common materials. How does a light bulb vary in brightness, temperature and color? How do changes in voltage and circuit polarity affect an LED? Includes: 5 each, battery holdes for 4 AA batteries; battery snap connectores; LED’s; 6V bulbs; bulb holders; diffraction gratings. Also, 15 shunts; 20 leaders with alligator clips. Instructions with optional activities. You need AA batteries, multimeter, potentiometer (optional)