THE LEGO MINDSTORMS NXT IDEA BOOK: DESIGN, INVENT, AND By Martijn NEW
THE LEGO MINDSTORMS NXT IDEA BOOK: DESIGN, INVENT, AND BUILD By Martijn Boogaarts & Jonathan A. Daudelin & Brian L. Davis & Jim Kelly & Lou Morris & Fay And Rick Rhodes & Matthias Paul Scholz & Christopher R. Smith **BRAND NEW**.