You are here: BBC Science > Programmes > Robots  |  |  |  |  | 
|  | 
|  | 
Sensor-Bot has been equipped with two sensors designed to detect objects in its path. Build the electric circuit used to power the robot's sensors and find out how these are linked to Sensor-Bot's computer controller board.
Use the Micro-lessons (accessed in the top-left hand corner in the Flash version) to complete the tasks.
   |  |  | 
You command Robo-Voyageur's every move using a unique handheld controller. The robot will respond to the commands sent to each of its motorised wheels but first you must assemble its electric control circuits and select the right wheels for the right movement.
Use the Micro-lessons (accessed in the top-left hand corner in the Flash version) to complete the tasks.
   |
|  |  |
| |
|