EV3D4: Robot Maker Studio #2 by MINDSTORMS | 👋 Meet EV3D4, a fan robot that can talk ( 🆒) and go around obstacles, on the second episode of Robot Maker Studio. Warning:
Lego Mindstorms Ev3- EV3D4 - YouTube
Build A Robot | Mindstorms | Official LEGO® Shop US
Lego Mindstorms: Wack3m Robot - The Geek Homestead