(Paperback)

(Paperback)

(Paperback)

Introduces the life and career of the automotive engineer and industrialist Henry Ford.

(Paperback)

"Marie Curie wasn't just a scientist--she was also an inventor and professor. Young readers will discover how she pioneered research on radioactivity and won two Nobel prizes while doing so"--

(Paperback)

"Rachel Carson wasn't just a scientist. She was an author and a conservationist. Young readers will discover how this biologist helped bring attention to the dangers of pesticides and the need for protecting the environment. Download the Capstone 4D app to access a variety of bonus content."--

(Paperback)

(Paperback)

Discover how transportation has changed over hundreds of years and where it might be headed in the future.

(Paperback)

How many inches separate fighter jets flying in a diamond formation How many seconds does it take an airman to put together and take apart an M16 training rifle Find these answers plus more amazing high-impact stats and numbers that define the U.S. Air Force.

(Paperback)

How many bullets are in an Abrams tank machine gun How many chemical attacks can an M40 series gas mask withstand And what percentage of soldiers make it through the grueling training to become Army Special Forces members Find the answers to these questions and discover many more amazing high-impact stats and numbers that define the U.S. Army.