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How did salt ever get into the ocean? Find out how, and then try conducting your own salt water experiment.

Is your child trying to answer the question what is weathering and erosion? This info sheet gives good definitions of the terms and some visual examples.

Without rain, we wouldn't have any puddles to splash and stomp in. Does your third grader know why and how rain falls from the clouds?

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!

What is the rocky cycle? This info sheet answers that question with the help of a colorful diagram and a shout out to important vocabulary.

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.

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

Learn how sand dunes form, and a little bit about desert formations like yardangs as well, in this science summary sheet.

Mix a little art into your science with this reading-slash-drawing sheet on hills and valleys.

Help your budding geologist learn about these common landforms in this worksheet on peninsulas and capes.