Experience the science of electricity and circuits first hand with your Sensor stick and learn about electricity, circuits, conductors, electrons, and more! Place one hand on the top silver bar and the other at the bottom; the long-lasting LED lights flash while the buzzer buzzes. You've just closed the circuit allowing electricity to flow from one hand, through the tube, to your other hand and body.
- Suitable for Age 6+
- Size: 4 x 9.75 x 1.5 inches