Looking for a quick reference about gravity and a definition for kids? This two page worksheet and activity has you covered!

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

Let your kid's knowledge of leaf vocabulary climb as high as a tall, tall tree with this fun word search.

We all know the famous equation E = MC^2. But what does it mean? Learn a bit more about Einstein's famous energy equation with this physical science worksheet.

Collecting data is an important part of math and statistics. Practice gathering data using items around the house or classroom!

Encourage your child to take a nature walk, using the prompts on this worksheet to write and draw their observations of plants, animals, sounds, and more.

With this worksheet, kids read about the sport of biathlon and gain an appreciation for the skills involved by studying the math and physics behind them!

Learn the ins and outs of one of the body's most important organs: the heart!

Have your little chemist think about the properties, or characteristics, of metals. What makes them different than non-metals?

Learn about the plants and animals that make deciduous forests their home, then complete the crossword puzzle.

Learn what distinguishes a meteoroid, meteor and meteorite with this outer space science sheet!

What is Pluto? According to scientists... no, not quite. Find out more behind the answer to that age-old question.

How was our solar system created? Read a bit about one of the most well-known theories in this worksheet about the Big Bang.

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

Our solar system has hundreds of moons! Read a bit about how a moon is formed with this lunar lesson.

Did you know there are clouds in space? They are very different than the ones on Earth! Read a bit about nebula in this space 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.

Children learn why the light from the sun seems white to us, why we see objects in color, and why the sky is blue in this beautiful and fascinating worksheet.

Discover the difference between comets and asteroids in this stellar earth and space science worksheet!

Fill in the blanks from the words listed in the word bank, then keep this sheet handy to prepare for tests and quizzes on life science and photosythesis.

This cool physics worksheet helps kids learn how centripetal force and centrifugal force can explain why short track speed skaters don't fall over during turns.

Shake up your science studies with this worksheet about earthquakes.

What is solar energy? Discover how we use the power of the sun, and complete this worksheet about an important renewable energy source.

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

During the Gold Rush, people weren't sure if they found gold or something else, and these easy steps would help them be sure.

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.

What's your favorite animal? Kids love answering that question, and with this animal research graphic organizer, they can write all about it.