3rd Grade Physical Science Worksheets

Here's a thorough, easy-to-understand breakdown of the color wheel that includes primary, secondary and tertiary colors.

Grab your trusty flashlight and get ready for a scientific treasure hunt!

Even colors have best friends. In the world of color, these best friend pairings are called complimentary colors.

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.

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!

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

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.

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

Brush up on some physics vocabulary with this energy word search!

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

Teach your child the difference between potential and kinetic energy with this introductory worksheet.

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.

What is solar energy? Discover how we use the power of the sun, and complete this worksheet about an important renewable energy source.

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!

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.

Every four years something funny happens with our calendars -- we add a day! Why do we do this? Discover the science behind leap year.

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

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

What is energy? Energy is the ability to do work! Use this colorful worksheet to teach your little scientist the basics of energy.

Fly high with The Wright Brothers, two siblings who soared to the forefront of history with their design for the first modern airplane.

What's the difference between renewable and non-renewable energy? Help your student discover the various forms of energy we use each day.

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

This worksheet features Mercury, the smallest planet in our Solar System, and also the planet that's closest to the Sun.

What is water energy? Also known as hydro power, water energy is one of our important renewable resources!

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

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.

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

What is wind energy? Teach your students how we can use the wind to create electricity!

Introduce your budding scientist to chemical reactions with this simple and fun science experiment!

Introduce your flashlight to mirrors. Mirrors are cool surfaces that reflect light just as well as they reflect your face.