engines

?Sab?as que un cohete es la ?nica m?quina que puede viajar al espacio? Los primeros cohetes se hicieron hace unos 1.000 a?os.

"International best-selling author Theodore Gray, whose Elements Trilogy has sold more than 1.5 million copies, now turns his irrepressible curiosity, wonderful wit, and inimitable photography to the world of engines in this visual exploration of everything from the first steam engines to giant turbines to tiny electrical engines"--Provided by publisher.

Presents twenty-five science projects for kids about engines, and details the history and science behind engines powered by clockwork, heat, electricity, air, and hydraulics. Includes photographs and illustrations, sidebars, text-related questions, a glossary, and additional resources.

So you like cars but do you know how they work? Can you tell us what engines are and why they work the way they do? If you can't, don't worry, you'll know the answer in a matter of minutes! This educational resource is composed of valuable information that little learners like you can easily understand and remember. Grab a copy today!.

Car manufacturers have learned to be versatile over the years. Some cars are designed for safety and comfort. Others are designed for speed. Car enthusiasts can spend hours hotly debating the best designs. Environmental concerns also affect a car's design, especially when it comes to the engine. This volume looks at some of the most iconic and interesting cars from the inside out. A glossary of new terms gives readers a better grasp of the subject matter, and full-color photographs chronicle the history of car design, from simple motorized carts to sleek racing cars.

Since cars were invented, they've been pushed to maximum speed, both on the road and on the track. This high-interest historical take on the evolution of high-velocity vehicles features the famous cars that have pushed the extremes and the people who have made them possible. Timelines, up-close photographs, and action-packed images accompany the accessible text, which includes plenty of statistics and other facts. From deafening dragsters to a rocket car faster than the speed of sound, these are the fascinating vehicles that push the extremes. A concluding Speed File graphic organizer helps young engineers compare record-setting speeds of different classes of vehicles.

Experience what it's like to be behind the wheel of a Porsche 911 GT3 through exciting text, vibrant photography, and labeled images and other graphics.

Experience what it's like to be behind the wheel of a Ferrari 812 Superfast through exciting text, vibrant photography, and labeled images and other graphics.

Experience what it's like to be behind the wheel of a McLaren 720S through exciting text, vibrant photography, and labeled images and other graphics.

Explains scientific and "day to day" reasons behind what makes things such as cars and trains go.