In this worksheet, kids learn about friction by answering questions about the amount of friction in different situations.

When we push or pull an object, we exert force on it. Get your child thinking about force by challenging him to describe how each person is exerting force.

Learn about the similarities and differences between objects in this colorful science worksheet!

Learn about the texture and hardness of different objects in this second-grade worksheet!

Budding scientists can learn about an important physical science concept with this worksheet all about density!

Little scientists can learn about a fundamental concept of physical science with this worksheet all about density!

Learn about some of the most common forms of energy with this helpful one-pager for third graders!

Does your child know where Earth is in the Solar System? He'll learn as he completes this fun, planet printable.

Learn all about light refraction by simply placing your pencil in a glass of water. Warning: your pencil may not be quiet the same afterward.

Guglielmo Marconi was a man who made waves in radio and sound. Learn about his life and work, then answer a short essay question in this science worksheet.

Light travels so quickly that sometimes we can forget it even travels at all. Learn all about the direction light travels and perform your own experiment!

Light can do amazing things, but nothing else brings out its crazy capabilities like the prism. Learn about the dazzling prism and make one of your own.

Wedge your way into physics fun! You and your child can learn a bit about one of the six simple machines with this worksheet all about the wedge.

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.

Searching for a way to help you kid practice their geography knowledge? This printable is a great way to learn the countries in North America.

Can melted wax turn back into solid wax? Can scrambled eggs turn back into raw eggs? Learn the answers to these questions and more with this second-grade worksheet about reversible and irreversible changes!