Los ciclos de vida de los mamíferos (Mammal Life Cycles)

Many insects hatch from eggs and molt several times as they grow bigger. Others, such as butterflies, undergo a complete metamorphosis. A common science curriculum topic, insect life cycles may be confusing because of these differences. However, this book breaks down these cycles into easy-to-understand steps in both accessible language and colorful diagrams readers can turn to for review again and again. The most important vocabulary needed to talk about insect life cycles is further explained in fact boxes and an extended glossary.

From art and architecture to politics, philosophy, and mathematics, "western civilization" owes a great deal to the achievements of ancient Greece, but what do we really know about this long-gone civilization? How did geography influence the politics of the Greek city-states? What's the difference between an agora and an acropolis? This book takes readers several thousand years into the past, when independent city-states ruled the Mediterranean Sea, to find the answers. Full-color photographs and maps, accompanied by accessible text, introduce readers to the many contributions the ancient...

Uncovers the secret codes that different animal species use to relate to each other, revealing that communication among certain animals is not different from human communication.

El libro de niños de Nancy Hahn “Un Muchacho Perdido”, diciendo la historia de la vida de Bol Malual. Es el primer libro de niños para dirigirse a la historia de los Muchachos Perdidos de Sudán.

¿Quieres saber cómo eran las peleas de gladiadores, cómo se construían los acueductos o qué significan las palabras "Mare Nostrum"? Pues estás de suerte... ¡Hoy, los chicos de la Hispania del Imperio Romano serán tus guías particulares! Te llevarán por las calles de sus ciudades y te mostrarán el gran circo, los talleres de los artesanos, los mercados, los templos y mucho más. ¡Juntos aprenderéis cómo era un día en la vida de esta increíble civilización de la antigüedad! Escrito por Pedro Pérez, profesor y creador del canal de YouTube "El cubil de Peter", donde divulga...