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Diecisiete descubrimientos asombrosos que fueron claves y que marcaron el rumbo de nuestra historia. La mayoría de los hallazgos arqueológicos ocurren después de meses o años de investigación minuciosa y trabajo meticuloso..., pero a veces solo hay que estar en el lugar correcto en el momento adecuado para descubrir algo asombroso, ¡por casualidad! Este libro es una aventura en la que reviviremos algunos de los descubrimientos más sorprendentes y extraordinarios con los que se toparon personas normales y corrientes de distintas partes del mundo. Desde el hallazgo de Herculano a...

Discover what it takes to be an Emergency Room doctor in this enlightening nonfiction title that has been translated into Spanish. Readers learn about the hard work and dedication it takes to have a career as an ER doctor and what a typical day is like in the emergency room. From medical school to residency, medical symptoms to diagnosis, children will learn all about the steps it takes to get involved in this profession. This engaging title features vivid photos, helpful charts and diagrams, informational text, a glossary of terms, and an interview with a real life ER doctor to delight,...

It is the third Monday in January and school is closed. But do you know why? It's Martin Luther King Jr. Day. Turn the pages of this book to find out what dream Dr. King shared with the world, who Mohandas Gandhi was, how one brave woman helped Martin Luther King Jr. change history. Each book in the Holiday Histories series describes one of America's holidays or special days. Explore the history of each day and learn the real reason why it is important. Discover what special meaning each day might have for you.

For thousands of years, militaries around the world were limited to male soldiers. However, throughout history, brave women have stepped out of the background and onto the battlefield. This biographical text covers the important women who’ve broken ground in the military. Famous historical figures such as Joan of Arc, Clara Barton, and Florence Nightingale are covered in depth, while the stories of modern-day heroes are presented to show how women are still affecting change on the front lines. A comprehensive timeline, fact boxes, and historical and modern images complete this...