It doesn't have to be Halloween for the Science Guy to bone up on the things that give the body its shape and movement. In BONES & MUSCLES, Bill muscles in to give more than just the bare bones about x-rays, the healing of broken bones, bone marrow, and the body's joints.

In THE PLANETS, Bill Nye gets up close and personal with each of the solar system's planets and moons. Bill goes planet gazing and takes a serious look at Jupiter's features, Earth's elliptical orbit, and the distances between planets.

In The planets, Bill Nye gets up close and personal with each of the solar system's planets and moons. Bill goes planet gazing and takes a serious look at Jupiter's features, Earth's elliptical orbit, and the distances between planets.

Have you ever wondered what holds the ocean on the Earth? Or what makes the Earth round? Perhaps you've thought about what holds humans to the ground? Host Bill Nye provides the explanation for these and other questions about the Earth's gravity.

In GERMS, Bill uses foam models to illustrate the various types of germs and how they function. The recurring character, "Mamma Crust," motivates kids to brush their teeth, wash their hands, and cut way back on picking their noses.

In BUOYANCY, Bill takes to the sky in a hot-air balloon, and goes scuba diving in the Seattle Aquarium to explain why things like boats, helium, and balloons are buoyant.

Bill Nye explains the process of converting the properties of food (nutrients, vitamins, minerals) into energy. He also explains food science and shows the way particular minerals or vitamins in food can be isolated, identified, and measured.

Test your science knowledge playing a DVD game with clips from original Bill Nye the Science guy shows. Interactive science challenge game designed to test student's knowledge of the solar system and space.

In DIGESTION, Bill Nye explains how the body's digestive system is like a fine-tuned machine that turns food into energy. Bill demonstrates the process with a steam engine that runs on corn flakes.