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.

A visual feast of shapes, colors, and poetic riddles, this unique book combines contemporary art with a game of puzzles and observations. Hidden among spectacular pop-ups are hundreds of words and images, including a heart, a teardrop, a smile, flowers, and letters of the alphabet. Children discover new hidden objects with every read and lose themselves in the beauty of each magnificent page spread. Un festival visual de formas, colores y acertijos poéticos, este libro único combina el arte contemporáneo con un juego de adivinanzas y observación. Escondidos entre los desplegables...

Una Biblia con el texto de la Reina Valera 1960 a la par de la versión inglesa New King James. Contiene además 128 páginas con lecturas que ayudarán al joven a acercarse a Cristo con valiosos consejos y recomendaciones sobre la vida cristiana y la relación con su Creador.

Bruno Munari reflexiona en este libro sobre el diseño como culminación de procesos. El recorrido que efectúa el diseñador desde que se enfrenta con un problema funcional hasta la proyectación y configuración de su solución material, se analiza de una manera sistemática, discutiendo y clarificando cada paso, hasta el punto de que los así enlazados se convierten en el claro camino que conduce hacia la comprensión de lo que es el diseño en su esencia. .

One of the skills employers want most in new hires is the ability to speak well. Public speaking can not only advance a person in almost any career but can also help an individual do better in school as well. Following the English Language Arts standards for Speaking and Listening, this book teaches readers why public speaking can be such an effective tool, how to craft a powerful speech, and how to overcome one of the most common problems people have with talking in front of a crowd�stage fright.