How to Make Hydraulic Powered Robotic Arm from Cardboard In this video I show you how to make robotic arm from cardboard, it's quite fun to plaw with. Especially by moving coca cola cans. You need: ...

Design and build a robotic arm that can lift a cup off a table. Design and build a robotic arm that can lift a cup off a table. Design Squad is available to stream on pbs.org and the free PBS App, ...