Attach two touch sensors to the brick, only with cable (longer is better). Add some parts to the sensor so that is is easier to hold.

This task can be found in these courses:

1. Robotics with LEG...
2. Lesson 3 - Reacti...
3. Attach two touch ...

1. Robotics with LEG...
2. Lesson 1 - Tug-of...
3. Attach two touch ...