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: ...

Building a simple robot arm is a lot more straightforward than it used to be. If you have a laser cutter, or a bit of cash and don’t mind waiting for postage, there are inexpensive kits like the MeArm ...