Cómo cambia el agua (How Water Changes)

En el libro se describe una tormenta el?ctrica, se explica qu? son los rayos y los truenos y se indica qu? hacer para protegerse durante una tormenta.

Hurricanes takes you inside one of nature's most powerful events! Warm water and wind can quickly spin into a deadly storm. Dramatic photos show the damage huge hurricanes leave behind, and safety tips help you protect yourself from danger. Spanish Edition

Los ensayos recogidos en el presente volumen reflexionan sobre el valor del arte desde diferentes perspectivas. En primer lugar, se interrogan sobre la existencia de un valor específico del trabajo artístico y las obras de arte. En particular, algunos textos abordan la cuestión central del valor estético y de su conexión con la interpretación, la apreciación y el juicio de las obras de arte. En segundo lugar, ocupa un espacio central del libro el análisis de la relación entre el estético y otros valores que apreciamos en las obras de arte, como el valor documental, el histórico, el ...

When a bird flies by a window or a car zooms by on the highway, we often wonder how fast the two objects traveled. This book explains the concept of speed to readers while showing them accessible ways to measure it for themselves. Learning the amount of distance traveled, and how quickly that distance was covered, is a great way to implement a variety of STEM topics while practicing this essential mathematical skill.

Defines pulleys, explains their functions, and suggests simple experiments to demonstrate how they work.

Based on the premise that all young people should learn to make decisions, respect themselves, and resolve challenging problems, this book is a self-help guide for adolescents to develop positive thinking, high self-esteem, and personal power. Exercises guide readers through learning about their own feelings, dreams, and needs while stressing that they are responsible for their own behavior and happiness. Situational anecdotes used to enhance the discussion are age-appropriate and relevant to children. Writing and keeping a journal are encouraged, and group exercises make the book useful in...