Sensaciones Otoñales

Find out what sets the human life cycle apart from other living things in this informative, Spanish-translated nonfiction title. With intriguing facts, informational text, and vibrant photographs, children will be introduced to the biological phases of our life cycle--from infancy to adulthood.

Simple text and pictures introduce facts about snowplows and tells what they are used for and why they are important.

Colección de cuadernos independientes de los cuatro cursos de Secundaria. Para trabajar y consolidar todos los contenidos de la ESO de acuerdo a las necesidades de cada alumno.

Who were the earliest Americans? When, how, and from where did they enter and spread across the continent? And what is their relationship to modern Native Americans? Anthropologists develop theories to answer these questions based on the evidence they discover. Their theories—and the discoveries that prove and disprove them—are highlighted in this fascinating volume, full of awe-inspiring facts and incredible breakthroughs. Readers will feel like anthropologists and archaeologists themselves as they read about bones and artifacts, and what they reveal about the ancient cultures that roamed...