3rd - 8th Grade Science Worksheets : Page 7

Every four years something funny happens with our calendars -- we add a day! Why do we do this? Discover the science behind leap year.

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.

Explore the impact invasive species have on the environment with this research-based graphic organizer!

There's a lot happening beneath the waves, including the ocean food web. Take a closer look with this colorful printable.

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

Practice diagramming atoms and using the periodic table to pull information about atoms with this quiz page.

Learn about the integumentary system, which is really just a fancy phrase for "skin", in this worksheet.

Do you know how clouds form? Get the basic idea of how moisture in the air can become a cloud.

Do you know how tornadoes form?This science worksheet diagrams what is known about what causes tornadoes to form.

In this engaging chemistry worksheet for middle grades, students learn about how concrete is made and how it is used in our society.

Students practice classifying items as liquids or solids for a lesson on the states of matter in this fourth grade physical science worksheet.

Did you know that ocean water is salty, but river water is not? Find out how fresh and salt water mix together in this water cycle 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.

Discover some of the fascinating properties of gravity by studying one of Newton's famous laws, the Law of Gravitation.

As your child matches up the body systems vocabulary with the correct definitions, she'll boost her life science knowledge and have fun doing it!

Use this blank periodic table to work on your memorization of the table for your next quiz!

How does blood flow through the heart? This worksheet prompts kids to map how blood is pumped through this sophisticated organ.

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

Does your budding biologist know his plant parts? Get a great review of some important plant vocabulary with this info page.

Get to know the Apollo 11 space mission in this science and history worksheet!

Do you know why Mars is called the Red Planet? Find out that and more on this planet printable.

Children learn about the food cycle in a rain forest as they color in a scene of snakes, butterflies, leopards, and other forest-dwelling creatures.

Can middle-grade chemists recover the missing information about these elements from the periodic table?

Have you ever looked into the night sky and wondered where all those millions and million of stars come from? Find out here with a mini astronomy lesson!

Budding biologists can learn all about human digestion with this information page, complete with a diagram of the digestive system.

How much do you know about our home planet? Boost your Earth knowledge with this science printable.

If you push your little brother, does he push back? Well, according to Newton's third law of motion, he does!

Investigate the practice of deforestation in a real-world context with this two-page environmental science worksheet.

Budding paleontologists will refer to a word bank to identify 10 dinosaur-related vocabulary words in this playful word search puzzle.

In this North American animal tracks worksheet, students hone their observation skills by matching tracks to animals.