Ready for liftoff? Take to the starry skies with this worksheet that explores the three basic types of galaxies.

Identify the appearance of the moon during its three main phases which include the New Moon, Quarter Moon, and Full Moon.

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.

Look up into the night sky, and you may see three prominent stars side by side. This is Orion's belt, one of the most well known constellations!

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.

Unearth fossils in this explorative third-grade worksheet!

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

Peel back the layers of the earth in this earth science worksheet. Can you name all of them?

Space enthusiasts will love learning about Freedom 7, the first manned American space mission.

Analyze fossils with this engaging third-grade science worksheet!

Right now the Earth is spinning, whether we can feel it or not. Do you know why? Uncover the science behind our spinning planet with this informative worksheet.

Dig into the past with this third-grade worksheet all about fossils!

Discover the animals and plants of the past in this fossil-focused worksheet!

A fun challenge for kids, this Earth Day crossword puzzle is a great way to review facts about the Earth and get a reminder on how to live green.

This reading comprehension worksheet focuses on Brazil's incredible natural resources, targeting both Earth science and language arts.

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

Children get to know a few geology terms in this landform word search puzzle.