Find out the the cool science behind ice cubes with this fun 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.

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.

Mmmm honey is delicious, but do you know how it's made? Take a dip into some sweet knowledge and find out the buzzy secrets behind honey.

How many legs does an insect have? Get ready for some creepy crawly counting with this colorful bug collection!

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.

Bug out on some insect anatomy! Can you name each part of the insect? Try making an educated guess by using what you already know about animal body parts.

Brrr, it's cold outside! In this worksheet, kids practice reading thermometers to figure out what the temperature is.

Did you know that trees have more parts than just the trunk, branches and leaves? Take a look on the inside of a tree with this fill-in-the-blank diagram!

Children are introduced to the basic concepts of cloud formation in this diagramming and fill-in-the-blank activity.

Did you know that there is no new water on Earth? It all gets recycled and reused in a process that we call the water cycle.

Don't let your kid bark up the wrong tree! Engage him in a word search filled with tree terms, boosting his attention to detail and problem solving skills.

This research, drawing, and writing worksheet is a fun introduction to informational and science writing.

This research, drawing, and writing worksheet is a fun introduction to informational and science writing.

This research, drawing, and writing worksheet is a fun introduction to informational and science writing.

Discover some of the fascinating properties of gravity by studying one of Newton's famous laws, the Law of Gravitation.

Ever wonder what causes lightning to strike? Explore the physics of lightning with this striking physical science worksheet!

Learn about the features of plant and animal cells in this compare-and-contrast worksheet!

Test your child's knowledge of plant life--more specifically, trees--with this colorful, cut-and-paste tree chart.

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.

What is the difference between condensation and evaporation? Learn about natural cooling and heating processes that are caused by changing states of matter!

Ever wonder about how to make the perfect paper airplane? Learn about the four forces that affect flight with paper airplane physics!

If you push your little brother, does he push back? Well, according to Newton's third law of motion, he does!

If your scientist is mad for magnets, let him explore a few fun facts about magnetism with this physics page!

Have you ever looked into the night sky and wondered where all those millions and million of stars come from? Find out here with a mini astronomy lesson!

Grain, dairy, meat, or vegetable? Teach your kids about the food groups with a Thanksgiving-themed cut-and-paste sorting activity.

Did you know that one of the main ingredients of a perfect pearl is dust? Learn all about the bizarre process behind every pearl with this science worksheet.

Without rain, we wouldn't have any puddles to splash and stomp in. Does your third grader know why and how rain falls from the clouds?

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

Teach your child how to respect the ecosystem with a science worksheet that doubles as a coloring page. Can they identify the sources of pollution in the scene?