Simple machines like levers, pulleys, and inclined planes are the hidden helpers in our daily lives, making work easier through mechanical advantage. With hands-on STEM projects, kids can explore ...

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.

imple machines help us change the amount of force or the direction of the force needed to move an object. Find out how by learning more about levers. Major Funding by the Laura Moore Cunningham ...