Product Features
The intelligent NXT Lego brick features 32-bit microprocessor, a large matrix display
Three interactive servo motors; four sensors(Ultrasonic Sensor, 2 Touch Sensors and the all-new Color Sensor)
Color Sensor has triple functionality: Distinguishes colors and light settings, and functions as a lamp
Easy-to-use software (PC and Mac) with icon-based drag-and-drop programming and 16 fun building and programming challenges
Batteries not included with this product
Building instructions for 4 new amazing robots
Four input and 3 output ports, and Bluetooth and USB communication link
I think this would be great Christmas gift, for both kids and big boys.
If you like it, please use the affiliate link.
http://www.amazon.com/dp/B001USHRYI/ref=as_li_ss_til?tag=hug…
also you can get this $25 "Gund 2012 Amazon Collectible Bear" for free when you buy this.(but total USD 264.48 since shipping increase a bit)
http://www.amazon.com/dp/B0089MQW94/ref=as_li_ss_til?tag=hug…
I like the idea of these, but they have been around for a long time now and aren't really much cheaper.