The invention of the combustion engine changed huge parts of daily life. It allowed people access to much more of the world, including the air and sea. These engines improved the food, clothes, and other everyday items that we use to live. It Changed the World: Invention of the Combustion Engine provides readers with a before-and-after look at the way the world has changed.

Each book in the NGSS-aligned It Changed the World series introduces readers to some amazing inventions. Interesting facts and vivid photos show how these inventions changed, and continue to change, the lives of people around the world. Each book includes a glossary, comprehension questions, and an extension activity for further learning.