Mário Pedrosa

Who were the earliest Americans? When, how, and from where did they enter and spread across the continent? And what is their relationship to modern Native Americans? Anthropologists develop theories to answer these questions based on the evidence they discover. Their theories—and the discoveries that prove and disprove them—are highlighted in this fascinating volume, full of awe-inspiring facts and incredible breakthroughs. Readers will feel like anthropologists and archaeologists themselves as they read about bones and artifacts, and what they reveal about the ancient cultures that roamed...

Engineers have built some incredible things. But with every new feat, there is failure. Readers will learn about engineering feats like the Titanic, the Hindenburg, the Hoover Dam, and more in this engaging nonfiction title that has been translated into Spanish. This title features brilliant images, charts, and intriguing facts in conjunction with informational text and mathematic skills to keep readers active and engaged.

Knowing when to say we're sorry means knowing when we've hurt someone, whether it was intentional or not. This is not always easy to do, especially for children. This book presents readers with a variety of relatable scenarios in which young people recognize the need for an apology. Readers follow Louis as he shares an embarrassing secret about Aaron with his other classmates, who make fun of Aaron. Louis feels bad for sharing Aaron's secret. What can he do? Each colorful spread presents a different real-life situation that will instill in readers the importance of knowing when to say, "I'm...

En la Barcelona de 1920 un joven abogado y periodista monárquico entra en relación con personajes muy diversos: una cabaretera agredida que no dice todo lo que sabe; un líder anarquista que vacila entre el pactismo y la violencia; un general recién llegado a la ciudad para imponer el orden sin contemplaciones, y una bella y adinerada condesa decidida a mantener su independencia...De la mano de Pablo Vilar nos desplazamos desde las grutas de los miserables en Montjuich a las fiestas de alta sociedad en el Ritz o el Laberinto de Horta, y de las comunidades ácratas a los juzgados donde se...