ONLINE LEARNING Mindstorms GBC Module with ball counter! by TeachersConnect March 20, 2018, 3:26 pm Robot arm GBC module powered by Lego Mindstorms EV3. Displays time, ball count and flow! source See more Previous article #LEGO #MINDSTORMS #EV3 TALLER DE ROBOTICA 2017 DIA 27 P2 Next article Welcome to Robotics class Leave a Reply Cancel reply Your email address will not be published. Required fields are marked *Comment Name * Email * Website Sign me up for the newsletter!