“After studying out of a book all day,” Skylar says, “sometimes I feel a little lost in how what I just learned applies to the real world. Hopefully, the students find this kart new and exciting and ...

Simple machines make work easier to do. But how? Join Joan at the Discovery Center of Idaho as she tries various experiments with simple machines. Science Trek is available to stream on pbs.org and ...

Throughout history, humans have developed several simple machines to make work easier. The most notable of these are known as the "six simple machines": the wheel and axle, the lever, the inclined ...