In this word scramble, children solve a riddle by identifying which things are made of plants and which are not.

Here are listed a handful of natural resources, for kids to classify as renewable resources and nonrenewable resources.

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.

Children are introduced to the concept of the speed of light in this illustrated worksheet.

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

Explore grasslands and their fauna in this thought-provoking worksheet!

Is your child baffled by the scientific method? Dr. McSquare is here to help! Learn the steps by helping the doctor organize his lab reports.

Natural resources are crucial for sustaining life on the planet. Encourage your child to get to thinking about plants, one of Earth's natural resources.

Break down a word to create new ones with this fun worksheet for second through fifth graders!

Can you identify the difference between inherited and acquired traits?

Introduce children to photosynthesis with this fill-in-the-blanks life sciences worksheet!

Your child has probably tried a potato, but does he know the process it goes through to make it to the table? Find out with this life science worksheet.

Learners will discover a simple overview of the human muscle system in this introductory worksheet.

Learning about the functions of plant parts doesn’t have to be puzzling! Review the parts of a plant with this crossword for first and second graders.

Did you know the surface of the Earth is always changing? Learn about the events that change Earth's surface with this crossword puzzle for second and third graders!

Practice classifying different animals in this engaging life science worksheet, created for second and third graders!

Observe the life cycle of an oriole with this second- and third-grade worksheet!

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

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

Have you considered why elephants have trunks, or why polar bears have thick fur? Reflect on animal adaptations with this fourth-grade worksheet!

Practice describing different objects and substances in this colorful worksheet!

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

Learn about the life cycle of a wood frog in this second- and third-grade worksheet!

Dive into the principles of energy transfer with this energetic physical science worksheet!

Who will win the marble race in this two-page physical science worksheet?

Confused about continents? Get better acquainted with all the continents on earth with this word scramble.

Children get to know a few geology terms in this landform word search puzzle.

Ready to make a body outline? This seriously fun project will give kids some big insights into the important systems that make up their bodies!

What happens to water after it rains? Learn about the stages of the water cycle in this colorful worksheet!