It’s a screwy world. But a screw is only an inclined plane wrapped around a cylinder, and one type of a simple machine. For 11 kids, this basic idea catapulted them into the world of “Simply Fun ...

Learn more about how simple machines help make your work easier. A simple machine has few or no moving parts, but it can be used to create wonders. Learn more about how simple machines help make your ...

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.