Life on Earth is vast and varied, from high in the sky to the bottom of the sea. Learn more about what lives on Earth with this reading and quiz worksheet.

Observe the life cycle of an oriole with this second- and third-grade worksheet!

Identify the life cycle of a butterfly with this hands-on worksheet for second and third graders!

Learn about the life cycle of a wood frog in this second- and third-grade worksheet!

Which comes first, genus or phylum? To complete this life science crossword, kids need to put the 9 levels of biological classification in the correct order.

Learn about the life cycle of a tomato plant in this worksheet for second and third graders!

Looking for a fun way to supplement your child's science learning? Try out a life science crossword puzzle! This one's all about ecosystems.

This short nonfiction text will provide students with an opportunity to become more comfortable with identifying and defining academic vocabulary words—and they'll have fun learning all about the life cycle of a chicken in the process!

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!

Crossword puzzles are a great way to make life science learning fun. This one's all about natural selection, and it's sure to give your child a fun challenge.

As your child completes this science worksheet on the life cycle of a peanut, he'll get the chance to practice his sequencing, labeling, and drawing skills.

It's easy being green when you have our Earth Day game for a guide. Just print out this Earth Day game and get ready to score one for the planet.

This Earth Day quiz family and friends with this true or false questionnaire. It's all in good, informative, fun!

Does your learner ever wonder what makes the Earth dark at night and bright during the day?

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.

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.

Little gardeners, get to know your plants! See the cycle of a plant from its birth to adulthood, and read a bit about photosynthesis too.

Pigs, cows, and ducks, oh my! The clues in this animal crossword puzzle worksheet will help you remember what animals there are on a farm.

Children discover and review the parts of a flower and what they do as they complete this botany-themed crossword puzzle.

Kids learn important plant and animal cell vocabulary as they plug the words into their correct spots and complete the puzzle.

Discover the details of desert plant life in this informative worksheet!

Children match animals to their ecosystems in this life sciences worksheet.

Dive into a coral reef ecosystem with this life science worksheet!

Step into the swamp ecosystem with this engaging life science worksheet!

Introduce children to photosynthesis with this fill-in-the-blanks life sciences worksheet!

This packet of worksheets introduces children to food webs, an important life science concept.

Test your knowledge of prehistoric animals with this life sciences crossword puzzle!

Discover some fun facts about the sun — and bring it to life with color — with this astronomy worksheet!

Connect forms of energy to real-life scenarios in this third- and fourth-grade worksheet!

These worksheets help kids understand food webs, an important part of the life science curriculum in fourth grade.