Experimentos para todas las edades

When the Louisiana Territory was added to the United States in 1803, it about doubled the size of the young nation. It took years to clarify its boundaries and explore every square mile. How this momentous purchase came to be and its implications on the future of the United States are explained in detail in this book. Uncomplicated maps and simple language help developing readers and those in need of review to understand the many changes in this land that started with its purchase in 1803.

Provides encouragement and advice for facing life's challenges, just for girls, with blank spaces to fill in goals and accomplishments.

Aligned with school learning programs, Little Issue is an educational magazine that introduces children to science, helps them learn to read, and raises awareness about disabilities and genetic diseases. Little Issue is intended for children aged 6 and up. It is published quarterly. In South Africa, the English version is distributed free to partner schools. Little Issue is also available in French and Spanish, distributed free of charge in schools and to hospitalized children.

Premio alemán al Mejor Libro Juvenil de Divulgación Científica 2009 La vuelta al mundo de un forro polar rojo muestra el trasfondo y las complejas relaciones que hay detrás de la globalización, ilustrando de una manera impresionante la injusticia que domina en el comercio mundial; Sin duda, la próxima vez que vayamos de compras seremos un poco más críticos.