After learning about the lever, wheel and axle, pulley, inclined plane, wedge and screw, the students designed a future Hilltop playground, one that included examples of each simple machine studied.

Can you make a screw out of a piece of paper and pencil? Your friends might think it is magic, but it’s science at work. Here’s an easy experiment that might add a “twist” to your thinking. MATERIALS ...

There's an old saying: "Build a better mouse trap, and the world will beat a path to your door." However, if asked about his own mouse trap invention, Coastal Ridge Elementary School fourth-grader ...