La máscara del Zorro Book + CD

High Beginning. Mexico, 1821. A masked man and acclaimed popular hero, known as Zorro, fights in the battle against colonial oppression in Alta California. From the reader series Aprende Español Con..., which features stories based on modern films and television series, carefully adapted for Spanish language students. Includes an Audio CD of the text, supplementary materials for teachers, and before and after activities for students.

En este tomo de "Animales Salvajes" conocerás diferentes aspectos de la vida de las cabras: donde viven, de qué se alimentan... A través de soberbias fotografías podrás descubrir las principales características de las distintas especies: su pelaje y el tamaño y forma de sus cuernos, básicamente. Verás, también, los combates entre machos para conquistar a las hembras.

A foundered Victorian ship looking for the fabled Northwest Passage holds a secret in its icy grave... When Dirk Pitt of NUMAr is almost blown to pieces in a lab explosion, he suspects sabotage. The lab in question belongs to a scientist hoping to use a rare mineral to combat greenhouse gases - but who would want to destroy our one chance to save the planet? However, there are those who will do anything to control such a valuable prize. Pitt's investigations take him to the Arctic in search of a clue to the origins of this precious mineral. There he and NUMAr colleague Al Giordino must battle ...

Mathematics constitutes ideal material for exercising the art of learning and thinking. For this it is necessary that the classroom has a stimulating atmosphere which requires determined attitudes and beliefs. The book combines theory and practice and responds to questions such as these: to think in the mathematics class? on what does the knowledge of solving problems really consist of? what are the beliefs and which are the most common ones among the students? how to diagnose, evaluate and, in some cases to modify, the systems of beliefs of the pupil?).

La historia de cuatro niños migrantes no acompañados que se unen a lo largo del arduo viaje hacia el norte a través de México hasta la frontera de los Estados Unidos, Una Jornada Hacia la Esperanza es una oda al poder de la esperanza y la conexión ante la incertidumbre y el miedo. Cada año, aproximadamente 50,000 menores no acompañados llegan a la frontera entre los Estados Unidos y México para presentarse para asilo o visas relacionadas. La mayoría de estos niños huyen de la violencia sistémica del “Triángulo del Norte” de Centroamérica: Honduras, El Salvador y Guatemala....