How many machines can you find around the house? You may find them where you least expect it!

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.

Young inventors will have a blast with this worksheet on compound machines! Use three of the six machines together to make work easier.

This science worksheet tells all about James Watt, the man that powered the Industrial Revolution.

Learn a basic concepts physical science with this fun worksheet. Your little one will decide which objects sink, and which ones float!

Here is a brief introduction to The Great Pacific Garbage Patch for kids!

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.

Find out all about the different parts of the eyes and how they work together to make vision possible.

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.

I spy with my little eye... six simple machines! Here's a fun way to help your child review the simple machines.

Without reflective surfaces, this biker would have a much more dangerous ride. Can you find all five reflective surfaces present in this scene?

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.

Alfred Nobel, though he held over 300 patents in his lifetime, is most famous for inventing dynamite.

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

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

Help your little learner understand the concept of buoyancy with this fun worksheet. He'll decide which items will keep this frog afloat!

Find out the the cool science behind ice cubes with this fun worksheet.

Is orange juice a solid or liquid? What about a cookie? Practice classifying everyday objects in this first- and second-grade states of matter worksheet!

Analyze everyday objects and identify states of matter with this second- and third-grade science worksheet!

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!

Discover different types of energy with this third- and fourth-grade science worksheet!

Match forms of energy to common examples in this third- and fourth-grade science worksheet!

Connect forms of energy to real-life scenarios in this third- and fourth-grade worksheet!

Is a feather liquid, soft, spotted, or heavy? Practice describing everyday objects, or matter, with this second-grade science worksheet!

Get charged up about static electricity with this informative fourth- and fifth-grade worksheet!

Learn how energy changes forms with this fourth- and fifth-grade physical science worksheet!

Explore magnetism with this colorful science worksheet for third and fourth graders!

What do juice, water, and tea have in common? Compare and contrast matter in this engaging second-grade worksheet!

Learn how conductors and insulators affect the flow of electricity in this helpful fourth- and fifth-grade worksheet!

Do you measure distance in inches or seconds? When do you use miles? Answer these and more with this third-grade worksheet about the customary system of measurement!