Five Robots are provided which can be set to avoid or follow walls or be a Braitenberg vehicle. Use the drop down lists to select the type of each.
If you left click on the screen within a robot it is selected. When you left click again that robot is repositioned where you click. You can also click on the lights to move them in the same way.
For moving robot/light, select it by pressing the key depicted in the selecting key canvas. Then press I, J, K or M to move it up, left, right or down. Or 1, 2, 3, 4, 5, 6 to change it to Object Avoider/Follower; Shy/Agressive Seeker; Shy/Aggressive Phobe