Técnico electricista 2 - Corriente continua

¿Por qué es importante cuidar la naturaleza? ¿Qué podemos hacer nosotros para protegerla? Acompaña a los protagonistas de esta historia y encontrarás las respuestas a esas preguntas. El libro incluye notas para padres y profesores, así como actividades lúdicas que ayudarán a reforzar su contenido.

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...

Lo aterrador camina detrás de nosotros como una sombra. No hace falta ir a buscarlo en viejas mazmorras, mansiones abandonadas o cementerios distantes. Siempre está más cerca de lo que pensamos. Los personajes de este libro se lo encuentran en casa de una compañera del colegio, en la feria del pueblo, en su libro favorito, en medio de un sueño, en las discusiones familiares y hasta en un pequeño objeto metálico y ominoso.

Introduce students to the scientific method with this Spanish science reader that features easy-to-read text. This book teaches important scientific topics and vocabulary terms including hypothesis, data, experiment, conclusion, method, research, and more. Nonfiction text features include a glossary, index, and detailed images to facilitate close reading and help students connect back to the text. Aligned to state and national standards, the book also includes a fun and engaging science experiment to develop critical thinking and help students practice what they have learned.