Test your knowledge of prehistoric animals with this life sciences crossword puzzle!

Without light sources, we wouldn't have any light. Can you imagine a world without any light sources?

Do you ever see shapes in the stars at night? In ancient times, people named these shapes, and now we know them today as constellations!

Do you know why Mars is called the Red Planet? Find out that and more on this planet printable.

Children discover and review the parts of a flower and what they do as they complete this botany-themed crossword puzzle.

Children put their science vocabulary to the test with this engaging crossword puzzle!

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

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

Looking for a way to teach your kids all about the planets? This worksheet is the way to go. It features Venus, the second planet from the sun.

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?

How far away is the Red Planet from the sun? Find out with this great Solar System printable.

In this worksheet, children practice identifying animals of North America by their tracks.

Kids learn important plant and animal cell vocabulary as they plug the words into their correct spots and complete the puzzle.

Give your kid help with his science skills with this worksheet, which practices natural disaster vocabulary.

In this worksheet, children will learn about the intricate "waggle dance" honeybees use to communicate to each other.

In this North American animal tracks worksheet, students hone their observation skills by matching tracks to animals.

Here's a great way to teach your kids more about our solar system. This worksheet focuses on the dwarf planet, Pluto.

The animal names on this third grade science and spelling worksheet are all mixed up! Kids unscramble reptile and bird names to complete the worksheet.

Did you know the surface of the Earth is always changing? Learn about the events that change Earth's surface with this crossword puzzle for second and third graders!

It's easy being green when you have our Earth Day game for a guide. Just print out this Earth Day game and get ready to score one for the planet.

In which habitat could you find an arctic fox, a polar bear, and a snowy owl? Have your kid find tundra animals with this word search worksheet.

Never heard of the planet Pirjute? That's because it's Jupiter, with mixed-up letters! Kids unscramble planet names on this third grade science worksheet.

Draw the phases of the moon in this earth sciences worksheet!

Students practice classifying items as liquids or solids for a lesson on the states of matter in this fourth grade physical science worksheet.

Use your powers of prediction to project the future movement of playground objects!