26 Problemas resueltos de navegación astronómica para capitanes de yate

Mars is perhaps the most thrilling planet these days. With rovers exploring its surface and manned missions in the works, people are wondering if Mars is our next home! In this highinterest book, readers will learn more about Earth's neighbor, including what its climate and surface are like, why it's called the Red Planet, and about the recent discovery of water on its surface. They'll learn all this while solving "Your Mission" math problems that complement and support the text. This motivating volume is an engaging way to explore key aspects of science and math curricula.

Con esta novedosa y sorprendente exploración sobre los piratas descubrirá las hazañas y la vida de éstos hombres: sus armas, aventuras, leyendas, lenguaje y tesoros perdidos. • Averiguará como era realmente la vida a bordo de un barco de piratas. • Podrá conocer a Barbanegra, Calico Jack, y toda una amplia galería de piratas. • Descubrirá como eran los barcos y banderas piratas y las armas que utilizaban, desde machetes hasta trabucos, granadas y mosquetones.

Viajero infatigable, traductor, poeta, novelista, biógrafo y ensayista, La obra de Stefan Zweig tiene las más diversas facetas y revela un gran conocimiento del corazón humano. Bajo el título de Calidoscopio reunió Stefan Zweig una serie de narraciones

If you lived long ago, how different would life be from how it is today? Many things are different, but many things are the same! Introduce students to the concept of change as they compare homes, schools, jobs, technology, and transportation from the past and present. This primary source book uses dynamic primary source images and supportive text to integrate social studies content and language arts instruction. The accessible table of contents, glossary, and index work to aid students in better understanding the content. Aligned to state and national standards, this Spanish book will engage ...