Together, water and photosynthesis are the source of all life on Earth! Little curious minds will enjoy discovering the ins and outs of photosynthesis.

Test your kindergartener's produce proficiency by challenging her to separate the fruit and veggies from other foods on this worksheet.

Go on an adventure hike and discover what's in your backyard or around your neighborhood! Help your preschooler look for living and non-living things.

Use this life science worksheet to help middle school students boost their understanding of photosynthesis and how matter and energy cycle on Earth.

Learn about life science on a farm in this colorful activity!

What do living things need to survive? Have your little helper assist Penny in giving her puppy and plant water and energy to help them grow!

Students learn about the relationship between the structure and function of cell walls and cell membranes in this engaging life science worksheet!

Learn about the features of plant and animal cells in this compare-and-contrast worksheet!

Get your learning lasso ready for this plants and animals round-up! Can your child tell the difference between a living and non-living thing?

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

Kids love exploring, so take your little one on a nature walk and learn about living things together with this science worksheet.

Students use a food web to identify the roles of organisms in an ecosystem and draw conclusions about the cycling of matter and flow of energy.

With this science experiment, kids can get hands-on planting beans and watching them grow. All you need are beans and some household items to grow a bean plant!

Fill in the blanks from the words listed in the word bank, then keep this sheet handy to prepare for tests and quizzes on life science and photosythesis.

Are socks or worms inanimate objects? This science worksheet helps kids think critically about things they might see on a hike or a walk on the beach.

Get to know the residents of the reef with this coral reef-themed crossword, perfect for expanding life science knowledge and working on vocabulary, too!

Explore the little details of the great outdoors in this charming, hands-on worksheet!

The next time you're on a hike, be sure to take this leaf chart to guide you in identifying different types of leaves!

Next time you're outside, go on a treasure hunt with this activity from PBS KIDS' Dinsosaur Train. Then, write all about your nature treasure loot!

Got a gardening guru on your hands? Give them a fun challenge with this fill-in-the-blanks quiz about the parts of a seed!

Consider the things various plants and animals need to grow and thrive in this art-meets-science printable!

Learn to identify and name the parts of a seed in this two-page science worksheet and quiz!

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

Decide which plants could live in a grassland with this second- and third-grade worksheet!

Test your child's knowledge of plant life--more specifically, trees--with this colorful, cut-and-paste tree chart.

Determine which plants would survive in a pond with this second- and third-grade worksheet!

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

Students hone their understanding of the similarities and differences between animal cells and plant cells in this middle grades life science worksheet!

Did you know plants make their own food? Discover how with this fill-in-the-blank worksheet for third and fourth graders!

All living things come in different shapes and sizes. Help your little one determine which of these living things are BIG and which are small!