Without light sources, we wouldn't have any light. Can you imagine a world without any light sources?

Let your 1st grader become a mad scientist in this fun science board game, and encourage her to become a lover of the interesting subject.

We all know the famous equation E = MC^2. But what does it mean? Learn a bit more about Einstein's famous energy equation with this physical science worksheet.

Find out how colors work with an intro to the color spectrum. Kids will investigate the seven colors of the rainbow and do a color wheel experiment.

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

Learn about an interesting concept of physical science with this worksheet that explains Archimedes' principle.

Looking for a worksheet to help with your kids science vocabulary? This printable is about science around the house.

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

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

Help your child get to know an elementary element with this worksheet about iron.

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.

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

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.

It's a paper parachute brigade! Learn how to build your own parachute, and learn how the parachute was invented over 500 years ago.

This Thanksgiving, serve up some Thanksgiving science learning and find out all about the chemicals that make up a typical Thanksgiving meal.

It's a bird! It's a plane! It's Physics Man! Test your knowledge of the physical world with this fun questionnaire that takes physics to a super-heroic level.

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

This worksheet will quiz your child on the different fields of study in science. What's the difference between a zoologist and a geologist? Find out here!

If a ship went down, would these items sink or float? Your little one will decide, with this fun worksheet to help him hone sorting and categorizing skills.