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.

Children learn the fascinating physics behind lightning, along with a few fun facts, in this physical science worksheet.

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.

What is geothermal energy? Find out how we use parts of the Earth to provide us with renewable energy!

Renewable energy is extremely important for the Earth's future! Test your child's knowledge of renewable resources with this review sheet.

Give your budding chemist the facts and practice she needs for measuring with graduated cylinders.

Can you explain why your blue shirt is blue? This worksheet is full of facts about light and how it reacts with objects to give us the perception of color.

Introduce children to physicist Albert Einstein — and a bit of theoretical physics — with this mini biography.

What is the water cycle? We're glad you asked! Learn about this amazing natural system that's been working for billions of years.

Did you know that the screw is actually one of the six simple machines? This handy machine helps to make work easier!

Introduce your child to the inclined plane, one of the six simple machines that helps to make work easier for us!