Our ears are incredibly designed for their purpose. See the Creator's handiwork, and discover how your ears do their work, with teaching from Dr. David Menton.

Join Dr. David Menton and his students as they turn to the microscope to better understand how the various organs and organ systems work.

Join Dr. David Menton and his students as they continue to get under the microscope to better understand how the various organs and organ systems work.

Part 1: Without bones you would be a lump of fleshy organs. Without cartilage you would have no nose, no fingernails, and folding your arm or straightening your leg would be extremely painful.

Part 2: Without bones you would be a lump of fleshy organs. Without cartilage you would have no nose, no fingernails, and folding your arm or straightening your leg would be extremely painful.

Part 1: The skin is the largest organ in the body and the one we are probably most familiar with. It is right there before our eyes every day, but without the aid of a microscope we cannot really appreciate its complexity and many important functions.

Part 2: The skin is the largest organ in the body and the one we are probably most familiar with. It is right there before our eyes every day, but without the aid of a microscope we cannot really appreciate its complexity and many important functions.

Part 1: The cardiovascular system (the heart and blood vessels) is the most vitally important organ system in the body. Your heart pumps blood, and your blood vessels channel and deliver nutrient-rich oxygenated blood throughout your body.

Part 2: The cardiovascular system (the heart and blood vessels) is the most vitally important organ system in the body. Your heart pumps blood, and your blood vessels channel and deliver nutrient-rich oxygenated blood throughout your body.

Part 1: The human respiratory system—of which the lungs are the largest component—is the most high-tech air purification and conditioning system on earth.

Part 2: The human respiratory system—of which the lungs are the largest component—is the most high-tech air purification and conditioning system on earth.

Part 1: The average person eats about 100,000 pounds of food during his lifetime. Have you ever considered what happens in the body to make use of all those grains, meats, and vegetables—plus all those fun sweets?

Part 2: The average person eats about 100,000 pounds of food during his lifetime. Have you ever considered what happens in the body to make use of all those grains, meats, and vegetables—plus all those fun sweets?

Part 1: Dr. David Menton uses human anatomical models, microscope imaging, and detailed computer illustrations to describe the importance and incredible design of the human kidney.

Part 2: Dr. David Menton uses human anatomical models, microscope imaging, and detailed computer illustrations to describe the importance and incredible design of the human kidney.

Eyes are said to be the windows to the soul. But they're also windows into God's incredible handiwork. Discover how your eyes are able to see and how they point to the one who made "the seeing eye."