All living things come in different shapes and sizes. Help your little one determine which of these items are BIG and which are small!

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?

Practice weather comparisons with your blossoming meteorologist!

Learn more about two kinds of aquatic biomesÃfreshwater and saltwater biomesÃand how you can tell them apart.

Learn all about the California state bird, the Quail (and color it in, too) with this fun page from our State Birds series.

Worm your way through this soil maze, which doubles as a fun way to review the names of the different soil layers.

Meet the red wolf, an endangered species of animal that was once very common, but in the past 50 year nearly became extinct!

The periodic table of the elements is an important classification system of the most basic particles that make up our world!

Learn all about precipitation and the role it plays on the planet in this weather science worksheet.

Here's a great worksheet for teaching your kids all about the planet Mercury. Did you know that it's the smallest planet in our solar system?

From the blue whale to the Tasmanian devil, our planet is full of fascinating animals. Find a few of the most interesting ones in this animal word search.

Get your learning lasso ready for this plants and animals round-up! Can your child tell the difference between a living and non-living thing?

Fact: This worksheet is about unusual animals from all over the world. Opinion: This is the best fact and opinion worksheet ever!

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.

Put your kid's observational skills to the test with this word search that will help her learn some of the animals that inhabit a rainforest.

In this colorful worksheet, children practice categorizing a few familiar objects by the season they are used in.

If your student is stuck on Celsius, hand him this multiplication and division practice sheet.

How much do you know about our solar system's planets? Kids learn facts about Neptune in an out-of-this-world worksheet.

Can you tell which types of weathering caused each of these changes in the earth? This activity is a great way to review the 3 main types of weathering.

Use these STEM design challenges to foster creativity and critical thinking skills in young learners while introducing them to the engineering process.

Learn what distinguishes a meteoroid, meteor and meteorite with this outer space science sheet!

Learn a bit about meteors, asteroids and comets as they travel across the night sky. Can your child round out the page by adding color to these orbiting rocks?

Did you know jaguars are great swimmers? Kids will learn all about rainforest animals with this fun activity page, including a word search and coloring!

Take a peek inside the human eye with this eye-catching worksheet! See a simple eye diagram and learn vocabulary words that will help your kid understand sight.

This worksheet tests kids' understanding of basic heredity by asking them to match parent turtles with their offspring based on similar traits.

What are the different layers of soil? In this worksheet your child will use clues to identify four major soil components: silt, topsoil, humus, and clay.

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.

Kids find forest animals in this third grade science word search. Animal habitat worksheets help students learn about life forms in different environments.

For your budding environmentalist, here is an information sheet on a well-known endangered species, the Komodo dragon!

This worksheet featuring food and natural resources touches on the subject of food chains.