These worksheets help kids understand food webs, an important part of the life science curriculum in fourth grade.

Discover the phases of the moon with this third- and fourth-grade space science worksheet!

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

Discover the impact of water on Earth’s landscape with this fourth-grade erosion worksheet!

Looking for a fourth grade worksheet to help your kid with astronomy? This printable will help him learn the relative sizes of planets.

Ecosystems are an important part of fourth grade science. This fun printable will help your child with her knowledge of plants and animals.

Looking for a fourth grade worksheet to help your kid with science? This printable will help with your child's botany vocabulary.

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

Fifth-grade learners will look at a diagram of a cell, then follow the instructions to label its parts by color.

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!

Have you ever wondered why giraffes have long necks or why lions have sharp teeth? Find the answers in this third- and fourth-grade worksheet about adaptations!

Learn more about what lives--and what thrives--in marshes with this fill-in-the-blank worksheet on marsh ecosystems.

Learn all about the ooey-gooey areas of land called wetlands that provide a home for certain kinds of plants and animals.

Get to know the residents of the reef with this coral reef-themed crossword, perfect for expanding life science knowledge and working on vocabulary, too!

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

Find out more about what REALLY dwells in swamp ecosystems with this worksheet all about swamps.

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.

Get to know some of the friendly, furry, feathery river wildlife that live near American rivers, then match each one to its home.

A handy worksheet that breaks down the properties of metal. A good physical science review sheet to keep around for reference.

Help third and fourth graders become rock stars with this informative geology worksheet!

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

Learn about the many different biomes the Earth is home to in this life science worksheet, which holds the answers to some simple life science questions.

If your child is studying life science, introduce her to all the strange animal pairs that work together in the wild.

Take a peek into a temperate forest ecosystem with this food web worksheet for fourth and fifth graders!

Are students studying electricity? Give them a break from the scientific nitty-gritty with this fun word search full of electricity terms!

Did you know plants make their own food? Discover how with this fill-in-the-blank worksheet for third and fourth graders!

Learn all about rivers--how they were formed, what they're made of, and what they do for us and the planet--in this reading and science worksheet.

Learn the science of volcanic eruption with this cutaway diagram

There are a lot of structures that make up a new plant, called a seedling. Your child will learn what they're called with this life science word search.

Learn all about the science of the movies and the basic concepts behind how they work.