Did you know that invertebrates don't have backbones? Find out some different types of invertebrates with the clues in this crossword puzzle.

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.

Build nature vocabulary with this habitat-matching worksheet!

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

How does the butterfly become so beautiful? Learn about the four stages that it goes through in its life.

Dive deep into your body's circulatory system with this worksheet on blood and what it's made of.

There's a lot happening beneath the waves, including the ocean food web. Take a closer look with this colorful printable.

This multi-page worksheet provides an opportunity for kids to practice both their understanding of food webs and their reading comprension skills.

Children will learn important facts about food chains in these worksheets.

Looking for a fourth grade worksheet to help your kid with science? This printable will test his knowledge of the water cycle.

Learn the ins and outs of one of the body's most important organs: the heart!

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.

Facts about ostrich include that they are the largest birds in the world and that they can't fly, but that's not all. Learn all about this amazing bird!

A useful overview of terrestrial biomes, including a climate key.

This science vocabulary activity is packed with basic science vocabulary words to help the youngest kids warm up to scientific concepts.

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

Does your budding biologist know his plant parts? Get a great review of some important plant vocabulary with this info page.

Expose your 1st grader to the animals of Australia in a fun way: coloring! Start with one of the cutest, most beloved animals Down Under, the koala.

Kids need lots of things to grow up healthy and strong, and plants do, too! Can your child think of things a plant needs to grow?

In this recycle worksheet, kids color the different recyclable objects, then match them up with their corresponding bin. Try our recycle worksheet on Earth Day.

Get some cool facts about geckos on our reading and writing worksheet! Your little one is sure to be tickled by all the curious facts about geckos.

Your child will write about his or her favorite animal. Kids will research their favorite animals online or at the library, then write down three facts.

Get outside and take a stroll! This leaf guide will give your little one a great learning experience the next time you're out at the park.

All living things go through cycles. Learn about the life cycle of an amphibian with this diagram of the life of a frog!

Kids practice using sensory words as they match up each description with the sense that best fits. In the process, they get great writing practice, too

Children will enjoy this appealing worksheet that invites them to consider which of the items shown are necessary to plant life.

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.

Read about how the capybara live and other interesting facts about capybara. Sure to satisfy your curiosity about capybaras!

There are some parts of our brains that are still too complicated for scientists to understand! Find out the basics of the brain's functions with this fun page.

Budding paleontologists will refer to a word bank to identify 10 dinosaur-related vocabulary words in this playful word search puzzle.