Gravedad / Gravity

Newton's laws aren't the easiest science topics to digest. Struggling readers likely find understanding them even harder. This volume breaks down the topics of force and motion to its most basic and understandable parts, perfect to introduce to readers having a hard time or students looking to review for class. Written in succinct language, each chapter contains fact boxes and graphic organizers to aid all readers as they move from speed, to velocity and on.

A family is a type of community, in fact, it's our first community experience. Like other types of communities, families have rules in order to function smoothly. A defined set of rules is good for all family members, regardless of their age. This book helps children understand why it's important for their family to have rules. Close picture-to-text correlation encourages readers to make connections with the text. Civics concepts from the C3 Framework for Social Studies are introduced at a level appropriate for early elementary students.

Este libro aborda una temática que resulta de sumo interés para quien estudie la confi guración actual del Derecho penal medioambiental en las legislaciones europeas: cómo evitar que entre en contradicción con los principios que deberían guiar la intervención punitiva del Estado. Los objetivos centrales que se plantea el libro son, por tanto, los siguientes: realizar un diagnóstico del estado actual de las infracciones penales destinadas a proteger el bien jurídico medio ambiente, analizar los problemas que plantean desde el punto de vista de los principios penales y proponer un...

It was September 14, 1814, and America and Great Britain were at war. Frances Scott Key watched from the deck of a British ship, where he was being held captive, as cannons exploded around them. After 25 hours, the fighting ceased and Key peered through the clearing smoke, looking for some sign as to the outcome of the battle. Was the American flag still flying? His wartime experience inspired Key to write a poem, which was later set to music and became America’s national anthem. This book tells the story of the inspiration behind our national anthem, which helped transform the flag into a...