Spencer G, and his pals Laeo and Ava, built these nifty Mindstorm robots to wander around the living room. His Kid NXT blog is a hoot!

Mindstorms with friends

Mark Frauenfelder

Mark Frauenfelder

Mark Frauenfelder is the editor-in-chief of Make magazine, and the founder of the popular Boing Boing blog.