Why do some objects make loud sounds when dropped, while others make quiet sounds?

Explore the science of the sun with this make-your-own sundial activity! Just do a little bit of cutting and coloring, and let the sun do the rest of the work.

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.

Get into the habit of recycling food waste and other household materials by making your own compost pile!

How long does a butterfly live? Find out with this worksheet! Give your second grader a fun way to practice making graphs using given information.

Pick up some peafowl facts on this worksheet with vibrant illustrations. Little ones will read about different types of peafowl and answer some questions.

Count the number of sea creatures and make a bar graph with this shark worksheet. Make an underwater word ladder with your 2nd grader, too.

Learn some new words and facts about precious minerals with this word-scramble and matching worksheet.

Introduce your child to the inclined plane, one of the six simple machines that helps to make work easier for us!

Did you know that the screw is actually one of the six simple machines? This handy machine helps to make work easier!

Animals need to adapt to survive! Teach your child how some animals can blend with their surroundings using camouflage.

How do you make recycled paper? Learn all about the recycling paper process on this informative worksheet.

The rainforest is a vibrant, lush place teaming with life! Have your little environmentalist think of some ways to help the rainforest.

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

Little space explorers, meet Mercury, the closest planet to the sun! This planetary coloring page comes with some fun facts about Mercury.

This tree anatomy worksheet will give your little naturalist a better understanding of the parts that make up a tree.

Dig up some earth science learning with this printable, and turn your next hike or beach excursion into a lesson in soil science!

Aspiring astronomers, get ready for a stellar coloring page all about the moon! Your child can read some fun facts as he colors.

Pick up some facts about squids, including about the fascinating Giant Squid, and do a bit of writing on this reading comprehension worksheet.

All living things need water to survive. Listed are some of the ways we use water: can your child think of others?

Can you guess how the Screech Owl got its name? Learn some fun facts about this species of owl with a fun info sheet!

Hop this way for some marsupial madness! Your child can learn about the life cycle of a kangaroo, and how marsupials differ from mammals.

Budding botanists can learn some new fun facts about chrysanthemums! Help your child read through this information page as she colors the flowers.

Make a splash with this hands-on first, second, and third grade science worksheet about sound and underwater vibrations!

Track down some of the most famous animals of the Amazon -- and other places -- with this rainforest coloring page that doubles as a life-science lesson.

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

Our silkworm facts help your little one understand more about these special invertebrates. He'll read about their life stages and answer some questions.

Outer space enthusiasts, here is the perfect project for you! Make a solar system mobile with this 8-part printable.

Get to know the planet Saturn with this fact-filled coloring page! Your little astronomer can read some interesting information on Saturn as he colors.

How do clouds form? Why does it rain? Help your student answer some of these questions by completing this water cycle worksheet.