This toy is like a piano or a chemistry set in the worlds of possibility and imagination. The brain of this kit is the NXT which comes with a a loudspeaker, a monochrome LCD, and navigation keys on the front. Available on Amazon.com with $200 price tag, this toy allows kids to build robot based on their imagination.

Product Features: * Intelligent brick with 32-bit microprocessor; more memory and flash * Three interactive servo motors features built-in rotation sensors that aligns speed for precise control and new sound patterns and tones * 577 specially selected LEGO TECHNIC elements for sturdy and durable building and improved functionality and movement * Icon-based drag-and-drop program building environment * 6 AA batteries required which is not included

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