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!

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!

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.

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.

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

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

Change up your regular classwork with this hands-on science worksheet!

Do you measure distance in inches or seconds? When do you use miles? Answer these and more with this third-grade worksheet about the customary system of measurement! 

Warm up your scientific thinking with this colorful worksheet!

Match forms of energy to common examples in this third- and fourth-grade science worksheet!

Budding inventors can get a fun review of the simple machines with this word search.

How many machines can you find around the house? You may find them where you least expect it!

I spy with my little eye... six simple machines! Here's a fun way to help your child review the simple machines.

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.

Children hone their powers of observation using this worksheet template.

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

In this worksheet, kids learn about friction by answering questions about the amount of friction in different situations.

Children put their science vocabulary to the test with this engaging crossword puzzle!

Pull the lever on learning! Get to know one of the six simple machines with this worksheet about the lever.

Students flex their physical science knowledge by classifying items as solids or liquids in this fourth grade states of matter worksheet.

Analyze everyday objects and identify states of matter with this second- and third-grade science worksheet!

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

Who knew that the machines of the world are all made of just 6 simple machines working together? Introduce your child to simple machines with this worksheet.

Explore the applications of electrical energy with this helpful second-grade worksheet!

Dive into the electrifying concept of electrical energy in this colorful worksheet!