Desafíos matemáticos

Take a trip around the world and learn about the Earth’s different climate zones! Students will learn the difference between climate and weather, and study the characteristics of low-latitude, mid-latitude, and high-latitude climates. This nonfiction Spanish book teaches students important scientific concepts and vocabulary terms as they learn about tropical rainforests, savannas, deserts, grasslands, taiga forests, deciduous forests, and tundra. The colorful images, diagrams, sidebars, and text features will keep students connected to the text. Aligned to state and national standards, the...

Adrián Paenza presenta un nuevo libro con desafíos atrapantes y entretenidos dedicado a sus lectores más jóvenes, porque para la Matemática no hay edad.

The Earth is a remarkable place! In the universe, Earth is the only place that we know for sure has life and non-life. Learn all about interdependence in ecosystems with this Spanish science reader that brings the power of science and informational text to students at a level they can understand. Introduce students to STEM topics and new vocabulary terms like oxygen cycle, stimuli, homeostasis, and micro-organism with this nonfiction book that is aligned to state and national standards. The leveled text supports students reading at above-, below-, and on-grade level. The fun lab activity...

José Ángel Cilleruelo, el mejor conocedor de la obra de Pérez Estrada, ha preparado esta edición de textos en su mayor parte inéditos con el propósito de dar una visión general del estilo de Pérez Estrada, y eso hace que el lector pueda hallar en ella textos de diversa índole, desde ingeniosos juegos de palabras, hasta mínimos relatos reducidos a su sesncialidad. En su conjunto, se trata de una perfecta panorámica de las preocupaciones, temas, maneras y estilos que cultivó el autor a lo largo de su trayectoria como escritor.