Decide what differentiates living vs non-living things! First cut out the items on page 1, and then sort them in the chart on page 2.

Think toads and frogs are the same? Think again! Check out this breakdown of the differences between the two, complete with a quiz to check your new knowledge.

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.

Learn about food chains in this cut-and-paste worksheet for first graders!

Learn the difference between behavioral and physical adaptations with this cut-and-paste worksheet for second and third graders!

Identify the life cycle of a butterfly with this hands-on worksheet for second and third graders!

Help your child learn about the nervous system and the digestive system with this fun worksheet, which will challenge his knowledge of physiology.

Are chickens mammals, fish, or birds? Sort animals by their traits in this informative life science worksheet!

Test your knowledge of electrical energy with this third- and fourth-grade worksheet!

Learn about and color in space suits in this three-page science worksheet!

What is a plateau? What's the difference between a butte and a mesa? Look at these three land forms and learn to tell them apart with this worksheet.

Fossils can tell us about life on earth, but they can also teach kids the scientific method.

Let your scientific skills shine as you decide which objects will let light pass through in this kindergarten and first-grade worksheet!

Practice describing different objects and substances in this colorful worksheet!

Listen to the sounds of everyday life in this science worksheet!

Prepare students for an upcoming science lab with this helpful worksheet!

Learn a basic concepts physical science with this fun worksheet. Your little one will decide which objects sink, and which ones float!

Ready for liftoff? Take to the starry skies with this worksheet that explores the three basic types of galaxies.

Connect forms of energy to real-life scenarios in this third- and fourth-grade worksheet!

This ultra cute coloring page features three adorable sea otters enjoying their freshly caught lunch in their ocean home!

How could a fin, large ears, or sharp claws benefit an animal? Find out how body parts can help animals meet their needs in this engaging kindergarten and first-grade worksheet!

Can your little geologist identify the three main types of rock? Test his earth science savvy with a matching activity.

Got a kid who loves rocks? Encourage your little geologist to learn about the 3 major rock types with this worksheet.

Discover the many different kinds of conifer and deciduous trees as you complete this word search!

Young inventors will have a blast with this worksheet on compound machines! Use three of the six machines together to make work easier.

To complete this worksheet your first grader will need to match the different animals with their homes.

This set of weather-themed postcards shows your child how to dress seasonally. These postcards help your child identify seasons and improve writing skills.

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

This is not your average coloring page. Using only the three primary colors, mix your paints together to form as many colors as possible.

In this worksheet, children identify and illustrate four things all plants need to grow. They then answer three simple research questions about plants.