Un día de trabajo de un astrónomo (A Day at Work with an Astronomer)

Christopher Columbus most likely wasn’t the person to discover the Americas. He wasn’t even the first European to do so! Despite that, his three trips to the Western Hemisphere led to many more European explorers heading in that direction. In this volume, readers familiar with Columbus’s travels on the Nina, Pinta, and Santa Maria can learn who Columbus was beyond his travels. Supported by full-color and historic images, interesting main content turns what readers think they know about the life of Columbus on its head while expounding on an important period in the history of the world.

Cuatro cuentos dolorosamente necesarios. Cuatro historias y un solo problema, tan cercano, que a veces no alcanzamos a distinguirlo con claridad. Cuatro destacados escritores mexicanos unen sus talentos para darle una nueva perspectiva a un tipo de violencia que se ha vuelto parte de la realidad que nos toca vivir. Juana Inés Dehesa, Mónica B. Brozon, Jaime Alfonso Sandoval y Andrés Acosta tejen sus historias a lo largo de este volumen, haciéndonos voltear hacia el bullying cibernético, el acoso en la escuela, la violencia de género y la falta de tolerancia a quienes piensan diferente.

Discover Dinosaurs Spanish Edition. Dinosaurs were reptiles that lived millions of years ago. It was a long time before there were any people on the earth. Scientists have looked at dinosaur bones and found out many things about what they were like. Nobody knows why the dinosaurs disappeared. People have made pictures to show what they might have looked like. What do we know about dinosaurs?

Correlated to the science curriculum, our Spanish-language series describes how the types of homes that different animals build reflect adaptations to their environments. Through simple, easy-to-follow text, each volume looks at each type of home as a shelter from predators and weather and a place to store food and raise young. Young readers also learn how animal homes and human homes fulfill similar needs and functions.