TrotBot Walking Machine


After teaching a challenge-based LEGO Engineering class for two years, I wanted to offer a really difficult challenge for a dozen of my most motivated students (grades 6-8). I settled on linkage-based walkers, like Theo Jansen’s Strandbeest. Rather than copy prototypes or plans, I had the class study various linkage mechanisms, their trade-offs, and how they can […]

Continue reading "TrotBot Walking Machine"

NXT Constructopedia

Screen Shot 2013-06-25 at 10.12.07 AM

The NXT Constructopedia Beta 2.1 (PDF) is a set of building hints for the NXT Education Base Set (9797). It contains smaller hints and a few larger models. Its aim is to provide users with inspiration to build their own advanced creations. Contents include: Simple shapes and structures Square Reversing trick Cube Arch Beams Triangles Ways […]

Continue reading "NXT Constructopedia"

Artificial intelligence: Exploring movement


The way a creature is built greatly affects how it behaves. By observation, one can note that birds usually perch and fly, roosting high in the treetops, while fish use their fins to propel themselves into the depths of bodies of water. While the fundamental idea seems basic, the use of such a concept in […]

Continue reading "Artificial intelligence: Exploring movement"