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.

Are cats trying to talk to us when they purr? Discover the meaning behind the purr in this worksheet that explores the three main types of cat purrs.

Young astronomers unscramble words to reveal the heavens in this fun space science worksheet.

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

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

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

Explore the lush plant life of the tropical rainforest in this second- and third-grade worksheet!

Dip your toes into a marsh habitat in this second- and third-grade 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.