Learn about pearls, which seem like normal jewelry from a factory but are actually made from the mucus of mollusks!

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

These clever birds harden and disguise themselves as tree branches when threatened. Learn more and do some coloring with this worksheet.

Cells are the building blocks of all living things! Help your little scientist learn the basics of a cell with this fun activity.

Flex your mind muscles with a body science worksheet! Your child will learn the fundamentals of what makes up our muscles.

Learn all about the ooey-gooey areas of land called wetlands that provide a home for certain kinds of plants and animals.

Children learn the fascinating physics behind lightning, along with a few fun facts, in this physical science worksheet.

All living things have a life cycle. Learn about the different stages that a bird goes through from birth to adulthood!

Did you know that 763 Earths could fit inside Saturn? Learn more fun facts about Saturn on this fun science printable.

Budding scientists will learn about the density of salt water and perform an experiment with food coloring, salt water, and fresh water.

Got a kid who loves rocks? Encourage your little geologist to learn about the 3 major rock types with this worksheet.

This spikey Stegosaurus looks fierce, but don't worry -- he's a vegetarian! Learn all about this massive dinosaur with a fun fact sheet.

Soon-to-be scientists, here's a great coloring page featuring flowers and insects! Learn the scientific names of a ladybug and a daffodil.

Constellations are not just named after animals, some of them are named after people! Learn about the constellation Sagittarius with this fun worksheet.

Learn to read a standard thermometer in both Fahrenheit and Celsius in this informative second- and third-grade worksheet! 

How much do you know about the U.S. national bird? Learn all about the bald eagle with this fun, informative worksheet!

All living things go through cycles. Learn about the life cycle of an amphibian with this diagram of the life of a frog!

Did you know that there are forests in the temperate ocean ecosystem? Learn all about the temperate ocean with this fun ecosystems sheet!

Kids find desert animals in this science word search. Animal habitat worksheets help students learn about life forms in different environments.

This printable features the planet closest to the sun. Learn Mercury facts and further your knowledge of outer space by discovering new things.

Animal lovers, get acquainted with a very unique species, the okapi! Read this info-sheet to learn about why this animal is endangered.

Does your child know where Earth is in the Solar System? He'll learn as he completes this fun, planet printable.

Roses are red, violets are blue, I know the parts of a flower, how about you? Learn about flower anatomy with this worksheet.

Too familiar with flies and mosquitoes? Learn about their insect order Diptera as your child colors this bug-lover's fun page.

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

In 2012, an 80 million-year-old dinosaur was discovered, and you can learn all about this 20-foot, 2-ton horned herbivore.

The horned lizard has a scary exterior but a gentle personality. Your little student can learn about this North American lizard with this worksheet.

Did you know butterflies have no teeth? How do you think they eat? Check out this science worksheet to learn all about it.

Butterflies and moths may have very different colors, but they are from the same insect order! Learn about lepidoptera with a fun coloring page.

Help your child learn about facts and opinions in this animal-themed worksheet! Students will read sentences and decide whether they express facts or opinions.