Teach your little scientist the difference between physical and chemical changes, on a molecular level.

Has your child learned about the life cycle of a frog in school? Test his understanding with this cute cut and paste worksheet.

Dive into the deep, vast world of ocean science with this introductory sheet on the world's different oceans.

Discover the difference between comets and asteroids in this stellar earth and space science worksheet!

Learn to identify and name the parts of a seed in this two-page science worksheet and quiz!

Get to know Earth's star with with this diagram and vocabulary worksheet!

Some people think alligators and crocodiles are the same, but there are some distinct differences. Check out this cool worksheet to learn what they are.

Identify the appearance of the moon during its three main phases which include the New Moon, Quarter Moon, and Full Moon.

Explore the circle of life with this informative coloring sheet! Help your student color and learn the names of each stage of a butterflyÃs life.

Ever wonder what makes the leaves change colors in the fall? Find out with this fascinating life science worksheet.

Kids draw examples of solids, liquids, and gases in this 1st grade physical science worksheet that focuses on the states of matter.

Hypothesis, observation, data...with so many terms, learning the scientific method can be tricky. Learn the steps by helping Dr. McSquare sort out his reports.

Shake up your science studies with this worksheet about earthquakes.

What happens to our food after we swallow it? Chomp on some body science with this diagram of the digestive system.

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

Is your child trying to answer the question what is weathering and erosion? This info sheet gives good definitions of the terms and some visual examples.

Children match animals to their ecosystems in this life sciences worksheet.

These STEM design challenge cards ask learners to build something new for a specific reason or purpose and are a great way to foster creative thinking.

Meet the red wolf, an endangered species of animal that was once very common, but in the past 50 year nearly became extinct!

Learn the science of volcanic eruption with this cutaway diagram

Sink or float? Your kid may be surprised to learn that the density of coke and diet coke aren't the same!

Looking for a quick reference about gravity and a definition for kids? This two page worksheet and activity has you covered!

Use this heart anatomy sheet to learn all about your heart and how it works.

Dig in to the layers of the earth with this science coloring page!

This fun cut and paste sheet teaches kids about the process an apple tree goes through as it grows.

Test your knowledge of prehistoric animals with this life sciences crossword puzzle!

This activity allows you to learn a fact about each one of our nine planets. Color in the planets then turn the worksheet into a fun and educational placemat.

Learn more about the animals in the swamp food chain, and find out how each living thing in a swamp ecosystem needs another to survive.

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

If Dorothy had lived a little further south, she might have been swept away to Oz by a hurricane.