This diagram of a human skeleton is labeled with 12 major bones, from skull to fibula.

Little biologists will use this respiratory system diagram to identify the most important parts of the human respiratory system and their functions.

This Awesome Anatomy coloring page is all about the human eye, and makes a handy study tool as well!

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.

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

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.

This Awesome Anatomy page focuses on the heart and how it pumps blood to all parts of your body.

Discover the connections between the sun, plants, and animals in this fifth-grade worksheet all about photosynthesis!