|Name of Activity||Light at the Beginning of the Tunnel|
|Keywords||NXT, car, light sensor, tunnel, drive, reverse, ambient light|
|Grade Level||4, 5, 6|
|Time||1 Hour Total|
|Brief Description||In this activity, students will build or be provided with a pre-built NXT car with a light
sensor attached. Students will program their NXT car to drive into a tunnel and then
reverse out of the tunnel when the ambient light gets too dark. The car will stop when
the ambient light increases and the car is out of the tunnel.
|Lesson Objectives:||- To program light sensors according to the ambient light in the surrounding environment.|
|Materials Needed:||- NXT Car.
- Light sensor.
- Computer running LEGO NXT software.
|Preparation and Set Up:||Set up computers running LEGO MINDSTORMS NXT Software.
Build a tunnel that is large enough for an NXT car to drive into.
Arrange students in pairs.
Distribute necessary materials.
|Necessary Background||This activity can be introduced as designing a safety feature for your car so that it does not drive into an unsafe, dark area.|
|Extensions or Modifications:||Have students program their car to stay in the tunnel, this can be related to an animal who cannot leave its home in broad daylight without being eaten.|