Learn more about molecules and how they comprise the air all around us in this intro-to-earth-science worksheet.

For all you mad scientists, here is a helpful lab safety 101! You'll get to read a few basic rules, and then complete a word search.

Ever wonder why sounds change as they move away from us? Learn all about the Doppler effect with this physics worksheet.

Sit down for a fun science lesson with Steve the savvy scientist as he teaches you all about dominant and recessive genes!

Cells are the building blocks of all living things! Help your little scientist learn the basics of a cell with this fun activity.

Energy is a crucial part of physical science! All things on Earth have energy, whether it's potential or kinetic.

Learn all about your body's most important muscle: your heart! This simple diagram is a great way to introduce your little biologist to his heart.

Learn the basics of human anatomy with this info sheet all about the bladder. Your child will learn the different parts of the bladder

Studying human anatomy? Here is a great sheet that shows a diagram of all the muscle system. Your child will learn the scientific terms of the major muscles.

These worksheets help kids understand food webs, an important part of the life science curriculum in fourth grade.

Discover Earth’s different spheres with this fourth- and fifth-grade earth science activity!

Discover Earth’s four major systems, or spheres, in this engaging fifth-grade worksheet!

Ever wonder how the human body functions? Enjoy this great info sheet all about the human heart, one of our most important organs.

Learn all about the liver with this anatomy sheet. Our liver is one of many organs in the digestive system expelling waste from the body.

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.

Learn all about how we breathe with this info sheet about lungs. Your child will learn the different parts of the lung, including terms and concepts.

Fifth-grade learners will look at a diagram of a cell, then follow the instructions to label its parts by color.

Dragonflies are some of the oddest looking insects in the world, so it's appropriate that they have so many unique characteristics. Read all about them!

Did you know a baby kangaroo is called a joey? This fun worksheet is jam-packed with fun facts, a word search and trivia, all about the kangaroo!

Get charged up about static electricity with this informative fourth- and fifth-grade worksheet!

Learn how energy changes forms with this fourth- and fifth-grade physical science worksheet!

Did you know that air has substance too? Learn about air resistance, also known as drag. Air resistance affects the movement of all the things on our planet!

This water cycle worksheet is great for 5th grade scientists. Try this water cycle worksheet with your child as a review for test preparation.

Dr. McSquare is here to help kids learn the scientific method. His reports are all in disarray--can your child sort label each part with the correct step?

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.

Did you know an elephant can eat 300 pounds of food in one day? This fun worksheet is jam-packed with fun facts, a word search and trivia, all about elephants!

Learn how conductors and insulators affect the flow of electricity in this helpful fourth- and fifth-grade worksheet!

Kids learn about the Earth's solid and atmospheric layers, then label the diagram with the correct terms in this fifth grade Earth science worksheet.

Do you know the functions of the primary organs in the human body? Put your knowledge to the test with this fourth- and fifth-grade crossword!

Water covers 70% of Earth’s surface—but where exactly is it? Find out in this fifth-grade worksheet!