[Tim] decided to build one that uses a simple skid-steer design to get around ... the other basic componentry. The robot does a good job of plotting out a drawing on a small scale, with [Tim ...

To elevate the presentation, consider adding a gradient background with a softly fading pattern. This will introduce depth to ...

[mircemk] built a simple yet elegant machine that can ... similar to the way humans play against one another: by drawing. The robot’s design and programming were developed at PlayRobotics ...