El magnetismo (Magnetism)

The US president is the face of the United States to the rest of the world. However, he or she doesn’t have unlimited power within the country. The president has certain powers given by the Constitution, including the ability to make treaties, appoint some important government officials, and veto laws. Readers learn the many duties of the president in simple, clear language appropriate for both younger readers and older readers looking for a succinct review of the topic. Fact boxes supplement the main content with important details about checks and balances, amendments, and more that affect...

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.

The I Want to Be... series gives young children a realistic insight into the working day of adults. Easy-to-read captions and color photographs of women and men from different cultures help children understand what's involved in each occupation. Young readers learn to respect the importance of doing a job well and appreciate the contributions these workers make to our life and the world around us. These books are perfect for reading alone or in group story times. They are certain to spark questions and encourage dialogue and prompt children to learn more about these occupations. Quiero ser...

¡Feliz Día de San Patricio! En los Estados Unidos la gente se viste de verde y organiza desfiles para celebrar todo lo que sea irlandés. Los lectores aprenderán acerca de las tradiciones del Día de San Patricio y las razones por las cuales se festeja esta celebración. Las fotografias llenas de color y el texto cuidadosamente organizado en niveles proveen información a los lectores y los ayudarán a entender cómo celebrar esta festividad. Las preguntas de pensamiento crítico a nivel apropiado ayudan a desarrollar habilidades de lectura informativa. Happy St. Patrick's Day! In the...

Correlated to the science curriculum, our Spanish-language series describes how the types of homes that different animals build reflect adaptations to their environments. Through simple, easy-to-follow text, each volume looks at each type of home as a shelter from predators and weather and a place to store food and raise young. Young readers also learn how animal homes and human homes fulfill similar needs and functions.

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...