The Steam Machine has just been announced, and PC gamers are already going crazy over it. If you can’t wait to get your hands on one, or if you like the concept of a tiny living room PC but have some ...

Step by step tutorial on how to make simple LEGO vending machines using standard bricks. This video explains the full building process including the dispenser mechanism, interior layout, and smooth ...

When you push or pull with a simple machine, you are applying a force and doing work. And, if you get more force out of a machine than you put into it, then that machine has a mechanical advantage.