Discover some fun facts about the sun — and bring it to life with color — with this astronomy worksheet!

Walter's Duiker is a new species of duiker, a kind of antelope, and one of many new species discovered between 2009 and 2011.

An energy pyramid is a simple way to graphically show how energy flows in an ecological community; somewhat similar to the food pyramid.

Here's a fun way to review photosynthesis with your child! She'll show off her science knowledge as she answers questions to complete the crossword puzzle.

Which comes first, genus or phylum? To complete this life science crossword, kids need to put the 9 levels of biological classification in the correct order.

Searching for a worksheet that will help your child practice their reading skills? This printable uses life science as a background to help young readers.

A fun challenge for kids, this Earth Day crossword puzzle is a great way to review facts about the Earth and get a reminder on how to live green.

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!

From glaciers to mountains to wetlands, our planet has lots of different landforms. Help your child learn all about them with this fun earth science crossword.

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.

Give your kid help with his science skills with this worksheet, which practices natural disaster vocabulary.

What makes a reptile different from an amphibian?  Learn all about animal classifications in this worksheet for second and third graders!

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

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

Looking for a fun way to supplement your child's science learning? Try out a life science crossword puzzle! This one's all about ecosystems.

The animal names on this third grade science and spelling worksheet are all mixed up! Kids unscramble reptile and bird names to complete the 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!

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

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

Expand your sea creature vocabulary with this Life in the Reef worksheet!

Never heard of the planet Pirjute? That's because it's Jupiter, with mixed-up letters! Kids unscramble planet names on this third grade science worksheet.

Describe how things feel when you touch them and push on them!

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

Review the rock cycle with this second-, third-, and fourth-grade crossword puzzle!

Not your typical crossword, this puzzle will have your child learning to recognize the shapes of the continents. Great for map skills and vocabulary!

Learn about the life cycle of a tomato plant in this worksheet for second and third graders!

Learn about the texture and hardness of different objects in this second-grade worksheet!

Get to know the basic parts of a plant with this first- and second-grade life science worksheet!