Stille, Darlene R

Explores the science behind weather including information on clouds, thunderstorms, and hurricanes.

Presents the life of Eleanor Roosevelt, from her childhood, education, and marriage to her time as first lady and her work championing women's rights and other causes.

Discusses how Hadrosaurus lived, what it ate, what it looked like, and other incredible information about this dinosaur.

Shares what archaeologists have learned about the appearance, appetite, and behaviors of the allosaurus, and looks at theories about why dinosaurs became extinct.

Explores the life cycle of amphibians, discussing how they are born, grow, and reproduce, and looking at adaptation, classification, and the habitats of amphibians.

Discusses the interconnectedness of ecosystems, and covers chain reactions caused by use of certain products, such as coal, gasoline and antibacterial soap, and the effects of global warming, extinction, and invasive species.

Introduces Earth as a planet, exploring its atmosphere, composition, and other characteristics and looking particularly at how humans learned about the blue-green ball on which we live.

Introduces the planet Mercury, exploring its atmosphere, composition, and other characteristics and looking particularly at how humans learned about the planet closest to the sun.

Introduces the sun, exploring its atmosphere, composition, and other characteristics and looking particularly at how humans learned about the star at the center of our solar system.

Describes the various parts of the nervous system and explains how sensory messages are sent back and forth through nerves between the brain and the body.