Okay, so it isn't as artsy as making gooey bugs in a miniature oven, but HexBug's little micro-robotic tchotchkes are a good time in their own right. The digital entomologists at HexBugs decided to unleash the new Ant Micro and Nano Newton at New York City's Toy Fair, and for some peculiar reason we were quite enamored with watching these autonomous, high speed creatures run around the carpeted show floor. Powered by two button cell batteries, $11.99 Ant Micro has front and rear touch sensors that allow it to maneuver around objects in its path and it's hard, colored transparent exoskeleton casing was durable enough for the little guys to crash into a wooden plank and reverse course. The $9.99 tiny motor powered, 12-legged Nano Newton holds a special place in our heart, and