En Primaria, jugamos con las Mates

In the third book in Andrea Camilleri's Montalbano series, the urbane and perceptive detective exposes a nest of corruption and international intrigue in a compelling new case. When an elderly man is stabbed to death in an elevator and a crewman on an Italian fishing boat is shot by a Tunisian patrol boat, only Montalbano suspects the link between the two incidents.

English Spanish bilingual children's book. Perfect for kids studying English or Spanish as their second language. In this insightful children's picture book, you will meet Amanda, a young girl who had a lot to learn about hard work and how to make her dreams a reality. Join Amanda to her wonderful journey, and learn with her how to find your goal and make it come true. You will watch her face challenges but never give up along her path to achieving her goal. "Amanda's Dream" is a motivational book for children and their parents. This is the first book in a collection of short motivational...

Defines pulleys, explains their functions, and suggests simple experiments to demonstrate how they work.

La obra tiene la intencion de servir como una herramienta eminentemente practica para el estudio del modulo Sistemas de Telefonia, aunque el autor pretende que pueda ser utilizada como referencia de consulta para los interesados en la materia e incluso para que las empresas dedicadas a la instalacion de sistemas de telecomunicacion puedan emplearla para la formacion de su personal.