Proyectos reales para explorar la Guerra Fría (Real-World Projects to Explore the Cold War)

Science and safety come together in this very simple book illustrated with bright cut-paper pictures.

What has a head, two tails, and shoots across the sky? A comet. Coming from the far edges of the solar system, most comets travel around the Sun, while meteors appear as flashing streaks of light in the night sky. Explore these amazing celestial wonders as they zip through space! This book looks at the difference between comets and meteors and their effects on Earth. The physical characteristics of each are identified in detail. This book won’t come crashing down! It’s filled with fun facts that give additional information on this exciting science topic. This book allows students to use...

La poesía de Gabriel de Celaya es pieza clave para determinar y puntualizar la dinámica evolutiva de la poesía española de posguerra. Ya sea a través de la alabanza, la mayoría de las ocasiones, ya sea a través del vituperio o de valoraciones acomodaticias, en contadas circunstancias, la presencia del escritor guipuzcoano es obligada siempre que de una manera objetiva y científica se trate de marcar los derroteros poéticos de estas últimas décadas, especialmente en la segunda parte del siglo XX.

Rabbit burrows play an important part in the life of a rabbit. A burrow provides a place to live, a place to raise baby rabbits, and a place to stay safe from predators. This volume, which was written to support elementary science curricula, examines the role a burrow plays in the survival of a warren, and how that in turn helps rabbits contribute to ecosystems around the world. The text’s age-appropriate, science-rich content focuses on rabbit behavior and encourages readers to draw connections between what they learn in science class and what they see outside. This text is complemented by ...