Amazon.com: LEGO Mindstorms EV3 31313: Toys & Games
LEGO Mindstorms NXT 2.0 (8547) 4.6 out of 5 stars (363) LEGO Mindstorms NXT 4.6 out of 5 stars (133) $599.99 LEGO® MINDSTORMS® Programmable EV3 Customizable Robot w/ Sensors | 31313 $509.02 LEGO Technic Power Function Accessory box () ...