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

Test your knowledge of electrical energy with this third- and fourth-grade worksheet!

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

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!

This worksheet teaches all about the planet Saturn and its placement in the Solar System.

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

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

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

Glass is everywhere, but have you ever wondered where it all came from? It doesn't grow anywhere -- we have to make it!

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.

Read about Alexander Graham Bell, the man who made it possible for us to stay connected all day long, in this biography that comes with a science experiment.

Science can be a bit of a bore to some students, but with this quick worksheet on chemical and physical reactions, it can at least be a breeze.

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.

Need a colorful way to impress your friends and family? This worksheet has got you covered!

Discover the science behind an ages-old 4th of July tradition with this firework diagram.

Have you ever wondered why water in a drinking glass looks clear while water in the ocean looks blue? Find out why with this fun worksheet!

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

How far away is the Red Planet from the sun? Find out with this great Solar System printable.

Teach your child about the layout of the Solar System with this simple worksheet, featuring the planet Neptune.

Never heard of the planet Pirjute? That's because it's Jupiter, with mixed-up letters! Kids unscramble planet names on this third grade science worksheet.

Use your powers of prediction to project the future movement of playground objects!

Take a science-filled trip to an amusement park in this third- and fourth-grade worksheet!