A fun challenge for kids, this Earth Day crossword puzzle is a great way to review facts about the Earth and get a reminder on how to live green.

Blue whale facts include that calves weigh up to three tons at birth and adults can be as heavy as 200 tons. Get other cool blue whale facts on this worksheet.

Here's a fun way to review photosynthesis with your child! She'll show off her science knowledge as she answers questions to complete the crossword puzzle.

Learning about the functions of plant parts doesn’t have to be puzzling! Review the parts of a plant with this crossword for first and second graders.

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

If your child is fascinated by outer space, he'll love this solar system word search! While reviewing planet names, he'll ponder the mysteries of the universe.

Analyze fossils with this engaging third-grade science worksheet!

Help your 2nd grader crack the code using triple digit addition and subtraction to find out what parts of camels can be used to make some tasty dishes.

Teach your child about plants with this worksheet, which helps your child practice botanical vocabulary.

Help third and fourth graders become rock stars with this informative geology worksheet!

Analyze everyday objects and identify states of matter with this second- and third-grade science worksheet!

Learn about the texture and hardness of different objects in this second-grade worksheet!

Kids draw examples of solids, liquids, and gases in this 1st grade physical science worksheet that focuses on the states of matter.

How many machines can you find around the house? You may find them where you least expect it!

Discover the many different kinds of conifer and deciduous trees as you complete this word search!

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

Explore the applications of electrical energy with this helpful second-grade worksheet!

Dive into the electrifying concept of electrical energy in this colorful worksheet!

Match forms of energy to common examples in this third- and fourth-grade science worksheet!

Learn about the similarities and differences between objects in this colorful science worksheet!

Explore the strength of magnetic forces with this worksheet for third and fourth graders!

Determine which magnets have the strongest force in this third- and fourth-grade worksheet!

This science vocabulary activity is packed with basic science vocabulary words to help the youngest kids warm up to scientific concepts.

Children put their science vocabulary to the test with this engaging crossword puzzle!

Discover different types of energy with this third- and fourth-grade science worksheet!

Practice identifying living and nonliving things with this first- and second-grade 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.

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.

Explore magnetism with this colorful science worksheet for third and fourth graders!

Can you figure out how the Triceratops got his name? Study this Triceratops fact sheet and see if you can guess.