CHRIS: HEY, EVERYONE. MY TRUSTY SIDEKICK STANDING BY BECAUSE HE THINKS I HAVE FOOD FOR HIM AND HE WILL BE REALLY MAD AT ME WHEN THIS IS OVER. WE ARE GOING TO MAKE A BOUNCING BIG. -- EGG. IT IS FUN, ...

Take two balls and stack the small one on top of the large one. Drop them both together. See what happens. As the balls drop, they separate by a small distance. The bottom one hits the ground first, ...

A preponderance of boulder tracks on the red planet may be evidence of recent seismic activity. By Katherine Kornei If a rock falls on Mars, and no one is there to see it, does it leave a trace? Yes, ...

Sid the Science Kid is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV, Amazon Fire Tablet, Roku, Samsung Smart TV, ...

Elementary school teachers can use these activities to enrich the study of many different science topics in the elementary curriculum. Topics are aligned with curriculum for physical science, earth ...