What is biomass energy? Learn about an important form of renewable energy with this colorful worksheet.

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

Did you know that one of the main ingredients of a perfect pearl is dust? Learn all about the bizarre process behind every pearl with this science worksheet.

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.

What's the difference between renewable and non-renewable energy? Help your student discover the various forms of energy we use each day.

Find out the the cool science behind ice cubes with this fun worksheet.

Learners will discover what heat waves are, and how they are connected to global warming, in this two-page earth sciences worksheet.