Right now the Earth is spinning, whether we can feel it or not. Do you know why? Uncover the science behind our spinning planet with this informative worksheet.

Does your little scientist know the different types of energy? Explore energy with this helpful info sheet!

Did you know that sound is actually caused by movement? Vibrations of particles create the sound that we hear.

Did you know that light could bounce? Set up a light obstacle course with a few mirrors and watch light bounce around your room.

Have you ever wondered why manhole covers are round? It's a good thing to know -- big companies sometimes ask that question in interviews.

Where'd that shadow come from? Next time a scary shadow crosses your path, you'll know just what to look for.

We all know the famous equation E = MC^2. But what does it mean? Learn a bit more about Einstein's famous energy equation with this physical science worksheet.

After he fills in the blanks, your student can hold on to this worksheet on hydrogen for reference when preparing for tests and quizzes on physical science.

Children learn why the light from the sun seems white to us, why we see objects in color, and why the sky is blue in this beautiful and fascinating worksheet.

Children are introduced to the concept of the speed of light in this illustrated worksheet.