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: ...

How to Make a Robotic Scissor Arm from Popsicle Sticks In this video I show how easy to make robatic scissor arm from popsicle sticks. For this project you need: 17 popsicle sticks, glue gun and 2 ...

Extreme cold is merciless on machinery. Fluids thicken to useless goo. Rubber seals stiffen and crack. The problems pile up as the temperature falls. Metal becomes brittle, and wires contract.