No need for all attachments to be powered by motors and to include gears. It's sometimes possible to use a simple robot attachment to collect objects. Such attachments we call passive and this one is an example for the Box Robot Chassis.
Build with LEGO Mindstorms EV3
Building instructions delivered to your device by buildin3d.com
- 29 Sep 2016
To construct this you will need
- LEGO Mindstorms EV3 45544 Education Core