Explore the science of the sun with this make-your-own sundial activity! Just do a little bit of cutting and coloring, and let the sun do the rest of the work.

Did you know some baby birds take 10 days to hatch, and some can take 80 days! Learn all about these cute creatures and finish your lesson off with a fun maze.

Have you ever looked into the night sky and wondered where all those millions and million of stars come from? Find out here with a mini astronomy lesson!

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

One of the most famous and easy to spot constellations is the Big Dipper! Formally known as Ursa Major, this constellation was named after a bear.

These pictures have a lot to say! The animals in this worksheet don't talkÃbut they can tell you a lot about what they're like by the way they look.

What has two legs and carries its baby in a pouch? Fill in this crossword puzzle and learn some fun facts about two-legged creatures!

Test your little nature-lover's knowledge about our feathery friends. Can she figure out which bird fits each description?

Budding scientists can learn about an important physical science concept with this worksheet all about density!

How long does a butterfly live? Find out with this worksheet! Give your second grader a fun way to practice making graphs using given information.

Young inventors will have a blast with this worksheet on compound machines! Use three of the six machines together to make work easier.

Track down some of the most famous animals of the Amazon -- and other places -- with this rainforest coloring page that doubles as a life-science lesson.

If your kid loves the ocean, he may enjoy learning tons of trivia about our fishy friends in the sea. Brush up on your fish facts with this fun page!

Does your child know where Earth is in the Solar System? He'll learn as he completes this fun, planet printable.

Did you know that Uranus can get as cold as -144° Fahrenheit? Learn more about the third largest planet in our solar system on this planet printable.

Budding inventors can get a fun review of the simple machines with this word search.

Here are four examples of mineral resources for kids to think about, plus a short explanation of what a mineral resource is.

Mmmm honey is delicious, but do you know how it's made? Take a dip into some sweet knowledge and find out the buzzy secrets behind honey.

Little space explorers can learn about the planet Neptune with this stellar coloring page! Help your child read some fun facts about Neptune as she colors.

Can your child name 10 animals that make their home in the mountains? After completing this worksheet, he'll know all about mountain habitats!

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?

Is air a natural resource? You bet! Air as a resource carries oxygen, which we need. Read and write about ways air quality can be affected.

How do the Sun and the Moon interact with the Earth, and how do all three depend on one another? Find out in this science worksheet.

Learn some new words and facts about precious minerals with this word-scramble and matching worksheet.

Microscopes bring biology to life, allowing us to explore the world's tiniest living things. Have your child create his own organism in the sample slide.

Kids will learn about fossils in this worksheet. Help your child learn about the scientific method by getting him to examine a fossilized dinosaur skeleton.

Before trees grow into trees, they start out as little seeds. Can your child match the fruit and seeds with the trees (or plants) they came from?