SOMETIMES THE EVIL GENIUS GROWS tired of the company of his minions and needs something more stimulating and intelligent. At these times, he turns his attention to a little electronic companion: “Snailbot.”
As you can see, when compared to a AA battery (as shown in Figure 14-1), this robot is very small.
This tiny snail will slither towards a flashlight held in front of it—this in contrast to minions who will generally just freeze in terror when a light is shone in their eyes.
The project uses a small number of components and is simple to construct. It employs the recycled electric motors from disposable toothbrushes ...