Los ciclos de vida de los insectos (Insect Life Cycles)

"Amphibians have some of the most interesting life cycles on Earth. The metamorphosis frogs, toads, salamanders, newts, and caecilians go through has many steps that readers need to understand and remember. This book offers a concise overview of the general amphibian life cycle as well as representative examples of the many species within the animal group. Most importantly, the accessible language is paired with diagrams of the steps of the life cycle to augment readers' understanding of this topic often found in the science curriculum."

LA reflexión sobre la temporalidad y la memoria que caracteriza la poesía de Francisco Díaz de Castro sitúa a su personaje frente a una indagación del paso del tiempo como una dialéctica compleja entre la conciencia de la pérdida y la afirmación del instante. Como ha dicho Antonio Jiménez Millán, «a partir de una sensualidad que podríamos llamar materialista, la memoria personal, con sus asechanzas, se diluye en la memoria colectiva para dejar más nítido el perfil de un tiempo compartido». Los claroscuros del balance moral en presente y sin excusas recuperan signos, nombres,...

If we could take a trip to the center of the Earth, what would we find? In this amazing book readers can do just that with the help of a special ship that can handle the extreme heat and pressure deep beneath Earth’s crust. Digging through a few miles of the crust is just the start of the nearly 4,000-mile journey to Earth’s core. Readers might be surprised to find that not all of the trip is through solid rock, as the intense heat does strange and amazing things to the material that makes up our planet!

Readers are given helpful information about the dangers of drugs and alcohol, including narcotics, hallucinogens, and prescription medications in this Spanish-translated nonfiction book. Through detailed images, diagrams, informational text, an index, a glossary of terms, and a list of websites that provide additional information, readers are given the tools and information they need to educate themselves about addiction, drug abuse, the health and social issues that drugs and alcohol can cause, and how to say no to peer pressure.

Mediante explicaciones, mapas, fotografías, y enlaces a sitios de Internet, los lectores de este libro pueden llegar a conocer la geografía del mundo y las costumbres de las gentes que lo habitan.