Kolmogórov

Darwin dedicO su vida a los animales y se embarcO en un viaje que le llevarIa a descubrir increIbles cosas sobre ellos. La Tierra estA llena de seres vivos, pero nadie sabIa explicar con certeza tanta diversidad. Hasta que un hombre se embarco en un largo y fascinante viaje e imaginO una respuesta. Esta es la gran aventura que llevO a Charles Darwin a recorrer el mundo, estudiar a los animales y descubrir cientos de especies y cosas muy interesantes sobre ellas. Zarpa con nosotros en este viaje alrededor del mundo y disfruta de una aventura llena de animales, naturaleza y grandes...

In order for any democracy to function well, understanding how and when to compromise is a necessity. This book introduces students to how compromise makes governing possible. Using examples of how compromise works in their own lives, students will gain a better understanding of how compromise work on a larger level. Conversely, readers will also learn that compromise may be the wrong course of action in some situations and that some issues are of such critical importance or high moral worth that standing firm is appropriate.

Introduces readers to amphibians and the concept of classes of animals. Simple text describes the common features and behaviors of amphibians as well as offering many examples of creatures in this group.

Exploración espacial is one book in the Spanish-language Gran Atlas de la Ciencia series that covers today's most popular science topics, from digital TV to microchips to touchscreens and beyond. Perennial subjects in earth science, life science, and physical science are all explored in detail. Amazing graphics--more than 1,000 per title--combined with concise summaries help students understand complex subjects. Correlated to the science curriculum in grades 5-9, each title also contains a glossary with full definitions for vocabulary.