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.

Cyclists Zoe and Kate are friends and athletic rivals for Olympic gold, while Kate and her husband Jack, also a world-class cyclist, must contend with the recurrence of their young daughter's leukemia.

Un cuaderno para colorear que resalta los Valores y las Virtudes que nos transmiten los diversos personajes y relatos del Nuevo Testamento. Bilingue Encourage your children to learn and grow from the New Testament Bible, as they enjoy a mini version of the story, a coloring page, and plenty of games and activities. Bilingual"

Esta obra, que supuso una auténtica renovación de los estudios bíblicos, es considerada actualmente todo un clásico de su especialidad. Constituye un excelente compendio de la orientación hermenéutica seguida por Othmar Keel desde sus primeros trabajos: el estudio del Antiguo Testamento a partir de la comparación del texto con la iconografía del Próximo Oriente antiguo. La aproximación iconográfica desarrolla la vinculación de los sistemas ortográficos del Próximo Oriente con sus respectivas artes pictóricas y explora el carácter de representación evocadora tanto de la...

Based on the premise that all young people should learn to make decisions, respect themselves, and resolve challenging problems, this book is a self-help guide for adolescents to develop positive thinking, high self-esteem, and personal power. Exercises guide readers through learning about their own feelings, dreams, and needs while stressing that they are responsible for their own behavior and happiness. Situational anecdotes used to enhance the discussion are age-appropriate and relevant to children. Writing and keeping a journal are encouraged, and group exercises make the book useful in...