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

Read about the intestines, an important part of our digestive process. Your child will see a diagram of this body organ and learn important terms and concepts.

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.

Did you know our sense of smell is also called "olfactory"? Learn about the structure and function of the nose with this human anatomy sheet.

How much does your child know about the structure of his stomach? Learn a bit about this important organ with an informative anatomy sheet!

Does your child know his five senses? Give him an introduction to human anatomy with this sense of touch worksheet.

Learn all about the basic parts of a plant with a fun word scramble! Your child will un-scramble the letters to name different parts of a pretty plant.

Introduce your child to the building blocks of life: DNA! This coloring page features a double helix structure, or a DNA strand.

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.

Roses are red, violets are blue, I know the parts of a flower, how about you? Learn about flower anatomy with this worksheet.

Has your child learned about the life cycle of a frog in school? Test his understanding with this cute cut and paste worksheet.

In this worksheet, children identify and illustrate four things all plants need to grow. They then answer three simple research questions about plants.

Studying human anatomy? Here is a great sheet that shows a diagram of all the muscle system. Your child will learn the scientific terms of the major muscles.

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

Does your second grader love farm animals? This easy writing exercise will help your child be more observant about tracks left by some familiar animals.

Fourth and fifth graders will cut out and assemble a human skeleton from paper in this engaging life sciences printable.

Learn all about your body's most important muscle: your heart! This simple diagram is a great way to introduce your little biologist to his heart.

Identify what is needed for plant survival with this colorful life science worksheet!

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

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

Children get to know the tracks of familiar farm animals in this drawing activity.

Fifth-grade learners will look at a diagram of a cell, then follow the instructions to label its parts by color.

For all you mad scientists, here is a helpful lab safety 101! You'll get to read a few basic rules, and then complete a word search.

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

This worksheet tests kids' understanding of basic heredity by asking them to match parent turtles with their offspring based on similar traits.

Learn about the human brain with this zombie-themed science worksheet!

Spot the living things in nature with this engaging life science worksheet!

In this animal-based life science worksheet, students will learn that animals inherit certain traits from their parents.