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!

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

Review the terminology of collisions with this engaging crossword puzzle for fourth graders!

Give your budding chemist the facts and practice she needs for measuring with graduated cylinders.

Explore the strength of magnetic forces with this worksheet for third and fourth graders!

Learn about some of the most common forms of energy with this helpful one-pager for third graders!

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

A handy worksheet that breaks down the properties of metal. A good physical science review sheet to keep around for reference.

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

Students practice classifying items as liquids or solids for a lesson on the states of matter in this fourth grade physical science worksheet.

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

What is the water cycle? We're glad you asked! Learn about this amazing natural system that's been working for billions of years.

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.