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

The Wyoming State bird is the Western Meadowlark. First graders can learn fun facts and add color to the picture!

Have you ever heard of a bird building a structure of sticks and leaves in order to attract mates? You have now.

Use these STEM design challenges to foster creativity and critical thinking skills in young learners while introducing them to the engineering process.

Ever wonder what a shooting star is made of? With this colorful worksheet, learn about comets while practicing reading comprehension and handwriting.

Tree climbers and tree huggers alike, learn the basics of reading tree rings to find out about the life of a tree.

Find out how scientists explain our yawns and use the graph to keep track of your family's yawns for a whole day!

How does our sense of taste function? Introduce your child to the anatomy of our tongue with this diagram and info sheet.

This multi-page worksheet provides an opportunity for kids to practice both their understanding of food webs and their reading comprension skills.

This worksheet features Mercury, the smallest planet in our Solar System, and also the planet that's closest to the Sun.

What makes a reptile different from an amphibian?  Learn all about animal classifications in this worksheet for second and third graders!

Children copy the tracks of a frog, coyote, wild turkey, black bear, raccoon, and white-tailed deer in this nature-themed worksheet.

This worksheet helps kids understand variations in animals and how the same kind, or species, can sometimes look different from each other.

Color in this diagram to see how a tree works and to better understand how many plants transport their "food".

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

For kids learning geography or earth science, this is the perfect review sheet for drilling students on common geography terms and phrases.

Quiz your little scientist on his knowledge of the soil layers! He'll be reviewing some important earth science concepts and key terms.

Go cloud-gazing on a nice day, and use this fun cut-out chart to name the types of clouds you see!

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

Can you tell which things are living or non-living? This is a great way to introduce kids to animal and life sciences.

This Thanksgiving, serve up some Thanksgiving science learning and find out all about the chemicals that make up a typical Thanksgiving meal.

Children learn to identify the tracks of a pine marten, chipmunk, mountain lion, mountain goat, and grizzly bear in this matching worksheet.

Little biologists will use this respiratory system diagram to identify the most important parts of the human respiratory system and their functions.

Almost half of all known fish species call ponds, lakes, rivers, and other freshwater habitats home. Learn about freshwater fish in this worksheet.

Introduce the basic concepts of sinking and floating with this fun worksheet. Your budding scientist will decide if these objects sink or float!

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

Learners will get to know the bald eagle, the national bird of the United States and an inhabitant of Yellowstone National Park.

Soar through a series of Australian animals worksheets, stopping to appreciate massive birds like the wedge-tailed eagle and its 7-foot wingspan!

This bright and colorful worksheet helps your child bring the technical terms of the bones in his legs down to size.

Ecosystems are an important part of fourth grade science. This fun printable will help your child with her knowledge of plants and animals.