Perro de Servicio

Unas vacaciones con un desenlace inesperado, un equipo de ft︢bol de provincias humilde pero ambicioso, un reencuentro con el pasado en la ciudad de juventud: tres escenarios, tres familias. Tres viajes que sumergen al lector en los vn̕culos emocionales que rigen las relaciones entre los personajes. Los protagonistas de los relatos que componen este volumen ("Siempre hay un perro al acecho", "El fin de los buenos tiempos" y "La ley de la gravedad") estǹ marcados por secretos silenciados, por acusaciones reveladoras, por el amor y el implacable paso del tiempo.

The need for speed is the motivating factor in this engaging, Spanish book. Readers learn the history of travel from the very slow to the supersonic and beyond, including everything in between. They learn and discover the factors that influence motion for all types of vehicles: land, air, and water alike. They also learn different ways to measure speed and read about energy uses for different vehicles. With greater speed comes greater risk. Readers learn how engineers are always seeking new and better ways to keep people safe as they travel faster and go farther. This 6-Pack includes six...

Looks at the life of Betsy Ross from her Quaker childhood to her days as an independent businesswoman. Also examines the legend of the Betsy Ross flag. Written in graphic-novel format.

What is work? You may think work is doing chores or going to a job, but you do work every time you move something from one place to another. With experiments that demonstrate these fundamental concepts, discover how you work, and how simple machines make doing work easier.