With this enlightening worksheet, kids will get a glimpse into how our brains' different parts function in surprising ways.

Test your little nature-lover's knowledge about our feathery friends. Can she figure out which bird fits each description?

The rainforest is a vibrant, lush place teaming with life! Your little nature explorer can take an expedition to find the many hidden animals in this scene.

Your child will write about his or her favorite animal. Kids will research their favorite animals online or at the library, then write down three facts.

Looking for a worksheet to help your kid with his science vocabulary? This printable will help him with the parts of the human body.

Learn the basics of human anatomy with this info sheet all about the bladder. Your child will learn the different parts of the bladder

Children will look at a model of the human arm and hand bones, then refer to a chart to label it correctly, in this anatomy worksheet.

Think toads and frogs are the same? Think again! Check out this breakdown of the differences between the two, complete with a quiz to check your new knowledge.

Learners will get to know the bald eagle, the national bird of the United States and an inhabitant of Yellowstone National Park.

Learn about the great horned owl of Yellowstone National Park, a bird so big and mean that it has the nickname, "tiger owl."

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

What does the pancreas do? Kids will check out the diagram, read a paragraph, and put their reading comprehension skills to the test by filling in the blanks.

Learn the difference between behavioral and physical adaptations with this cut-and-paste worksheet for second and third graders!

Challenge your child' memory skills with this colorful worksheet. This fun printable will help with memorization skills and spatial awareness.

Do you know what the thyroid does? Learn about our body's largest gland with this human anatomy info sheet.

Learn about the animal practice of hibernation in this quick science worksheet.

The brain is the most important organ in the human body. Get a basic grasp on the parts and functions of the brain with this anatomy info sheet.

This multi-page worksheet provides an opportunity for kids to practice both their understanding of food webs and their reading comprension skills.

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

Get all the Tasmanian devil facts on this worksheet, from what they eat to how they got their name.

Learn all about the different jellyfish and then test your knowledge with the questions at the bottom of the page.

This worksheet featuring food and natural resources touches on the subject of food chains.

Did you know people can live with just one kidney? Get a head start on human anatomy with this info sheet on kidneys.

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

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

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

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.

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.

Learn all about how we breathe with this info sheet about lungs. Your child will learn the different parts of the lung, including terms and concepts.

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