Agujeros negros (Black Holes)

For many years, people believed there were nine planets that orbited the sun. Now we say there are eight. What happened to the ninth planet, Pluto? What are the different planets like? What exactly makes a planet a planet? These are the many intriguing questions answered with this high-interest book, crafted to be accessible for readers of all levels. Young astronomers will be especially fascinated by the stunning photographs and the "Make the Grade" fact boxes.

Throughout history, women were kept in the home and out of the workplace. Over time, however, women began breaking out of their traditional roles and entering spaces traditionally occupied by men—including the boardroom. This biographical text looks at the lives of the fascinating females who broke barriers in business. Coco Chanel, Estee Lauder, Oprah Winfrey, Melinda Gates, and Sheryl Sandberg are just some of the groundbreakers covered in this text. Age-appropriate text, colorful visuals, fact boxes, and a comprehensive timeline complete the learning experience.

Introducción, traducción y notas de T. de la A. Recio y A. Soler. Intr. gen. de J. L. Vidal. Revisada por J. González, J. L. Moralejo y E. del Barrio.

Very young children can get to know garden animals with this velvet-covered cloth book with interior flaps. The little fish and the frog from the bond, the bee in search of flowers, and little birds will join them in their first discoveries.

In My Friend Has Down Syndrome, beginning readers are introduced to different characters who have Down syndrome, how Down syndrome may affect their actions, and how we can be good friends to people who have Down syndrome. Vibrant, full-color photos and carefully leveled text engage young readers as they discover how to empathetic and inlude all kinds of friends.