2nd - 4th Grade Life Science Worksheets : Page 4

Test your third grader's biology knowledge with this worksheet, which challenges him to separate invertebrates from animals with a backbone.

Animal lovers can learn about sea creatures like sharks, tortoises and seahorses with this ocean habitat activity page, full of fun facts and a word search.

Take a peek inside the human eye with this eye-catching worksheet! See a simple eye diagram and learn vocabulary words that will help your kid understand sight.

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.

Did you know that each tree tells a story? In this worksheet, children peer inside a tree to learn about the layers in its trunk.

Did you know that invertebrates don't have backbones? Find out some different types of invertebrates with the clues in this crossword puzzle.

Children hone their observation skills by matching the tracks to their corresponding water animal in this worksheet.

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

This fun cut and paste sheet teaches kids about the process an apple tree goes through as it grows.

Learn about the plants and animals that make deciduous forests their home, then complete the crossword puzzle.

How much does your child know about the animal kingdom? Help her discover interesting facts with this animal crossword.

Did you know that baby turtles are born all alone on the beach? Learn about the life cycle of a turtle with this life science worksheet.

Kids find desert animals in this science word search. Animal habitat worksheets help students learn about life forms in different environments.

Bird-watchers will love this worksheet, featuring just a sample of the many song birds flying around Yellowstone National Park.

This colorful diagram is a handy reference guide for kids learning basic body systems.

Expand your sea creature vocabulary with this Life in the Reef worksheet!

Review the different body parts with a fun crossword! This is a great way for your little doctor-in-training to review the basic organs and their functions.

Read about Yellowstone's red foxes, some of the most cunning and smart animals around.

Jaguars eat deer? Wow. Alligators, too? Are you kidding? What don't they eat? There's way more to learn about these intriguing eaters in this cool worksheet.

Next time you head outside for a hike or a camping trip, bring along this checklist of animal tracks!

Did you know that trees have more parts than just the trunk, branches and leaves? Take a look on the inside of a tree with this fill-in-the-blank diagram!

Do you know which animal has two humps? Your child will use clues to determine what animal name fits in the crossword puzzle with this worksheet.

Did you know some baby birds take 10 days to hatch, and some can take 80 days! Learn all about these cute creatures and finish your lesson off with a fun maze.

Learn more about the animals in the swamp food chain, and find out how each living thing in a swamp ecosystem needs another to survive.

Your child has probably tried a potato, but does he know the process it goes through to make it to the table? Find out with this life science worksheet.

There are a lot of structures that make up a new plant, called a seedling. Your child will learn what they're called with this life science word search.

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

Open your ears for some interesting science! Your little biologist will learn the basic parts of the ear with this diagram.

As kids cut and pastes the pictures in the right places on this life science sheet, they learn a little about the process lettuce goes through as it grows.

All living things have a life cycle. Learn about the different stages that a bird goes through from birth to adulthood!