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

Let your curious kid learn a little bit about how fireworks work in this summer science sheet.

Educate your budding scientist about fossil fuels with this worksheet about non-renewable energy.

Searching for a worksheet that will give your kid help with his science skills? This printable will challenge his knowledge of the metric system.

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

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

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

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

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

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

Did you know that light could bounce? Set up a light obstacle course with a few mirrors and watch light bounce around your room.

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

Increase your child's vocabulary and knowledge of the scientific world around him with a single sheet!

With two simple yet fun experiments, this worksheet covers the interesting topic of cohesion and adhesion of water.

Sink or float? Your kid may be surprised to learn that the density of coke and diet coke aren't the same!

During the Gold Rush, people weren't sure if they found gold or something else, and these easy steps would help them be sure.

What is biomass energy? Learn about an important form of renewable energy with this colorful worksheet.

Calling all mad scientists... Electrify your enthusiasm for science! This awesome worksheet will show you step-by-step how to make an electromagnet.

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

Looking for a fourth grade worksheet to help your kid with astronomy? This printable will help him learn the relative sizes of planets.

On this worksheet, kids learn all about the look and location of Uranus, and they get to cut out a picture to use in their own Solar System diagram.

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.

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

This is not your average coloring page. Using only the three primary colors, mix your paints together to form as many colors as possible.

Learn all about the science of the movies and the basic concepts behind how they work.

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

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.

Help your student become aware of everyday energy use with this fill-in-the-blank worksheet.

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