Learn all about rivers--how they were formed, what they're made of, and what they do for us and the planet--in this reading and science worksheet.

Encourage your little environmentalist to learn about composting! Children will boost their reading skills as they learn what compost is and how it helps the environment.

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

What is the Earth? Here is a reading passage and a word search to help your kid get acquainted with Earth science.

Dig your hands into some earth science with this soil sheet! Your little scientist can hone his reading skills as he learns what soil is and how it is formed.

What is water energy? Also known as hydro power, water energy is one of our important renewable resources!

What is geothermal energy? Find out how we use parts of the Earth to provide us with renewable energy!

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.

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.

What is the Earth made of? Find out everything that goes on just below the surface in this science reading worksheet.

What is the water cycle? We're glad you asked! Learn about this amazing natural system that's been working for billions of years.

What is a car made of? This worksheet asks you and your child to think about parts of a vehicle and where each listed resource was used.

What does the Earth look like? Find out all about the nooks and crannies that cover the planet with this landforms worksheet.

Have you ever wondered what keeps the moon in orbit? Newton's first law gets a quick introduction, too, in this worksheet for kids. Check it out!

Discover the inner workings of basic earth science in this worksheet on temperature.

Teach your child about prehistoric marine species with this trilobite coloring page!

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

Discover how water flows in this informative environmental science worksheet!

Discover how cover crops enrich soil and support healthy crop growth with this research-based worksheet for fourth and fifth graders!

If you know what each planet looks like, you'll have no trouble with this intergalactic crossword puzzle.

What happens to water after it rains? Learn about the stages of the water cycle in this colorful worksheet!

Does your learner ever wonder what makes the Earth dark at night and bright during the day?

Find a definition of what "natural resources" are, and complete the natural resources word search. It's a good vocabulary warm-up!

Test your child's science savvy with this worksheet, which asks your child to identify what items are made from plants.

Here are four examples of mineral resources for kids to think about, plus a short explanation of what a mineral resource is.

Ever wonder what the earth is made of? Help your little scientist to examine the different types of soil particles with this worksheet.

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

Back in ancient times, before people knew what the stars were, they told stories about them! With this worksheet, learn about the constellation Cygnus.

Before we knew what the stars were, people would often tell stories about the pictures that the stars formed. This one is called Aquila, the eagle!