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!

Get to know Earth's star with with this diagram and vocabulary worksheet!

Many legends told by ancient people have characters that you can find as star formations called constellations! This one is Andromeda.

Share a star-gazing session with your little astronomer! This constellation chart is full of fun stories about the different groups of stars.

Here's a great introduction to five famous astronomers for kids. See who got the star party started with this worksheet.

Ever wonder what a shooting star is made of? With this colorful worksheet, learn about comets while practicing reading comprehension and handwriting.

This angelic constellation is Virgo, one of the twelve special symbols of the zodiac.

Use this cool 2-page worksheet to make your own big dipper clock!

Quite possibly the most famous constellation, the Big Dipper is a small part of Ursa Major, the big bear constellation.

Learn more about the earthworm by reading the diagram and, if you dare, conducting a few of the experiments on the next page.

Dive into this astrological dot-to-dot worksheet with Pisces, one of the twelve constellations of the zodiac.

The periodic table of the elements is full of helpful information. Figure out how to read the periodic table with this helpful guide.

As kids color in this sunny scene, they'll learn about the sun and what it does.

Test your knowledge of the periodic table of the elements with this quiz page!

Is your fourth grader learning about electricity? This worksheet is all about circuits, tests her skills and reinforces the concept of how a circuit works!

Help your child learn about facts and opinions in this animal-themed worksheet! Students will read sentences and decide whether they express facts or opinions.

Construct your own map with this hands-on science worksheet for second graders!