Lobachevski

El libro debe servir de base para reconstruir de manera activa y significativa los contenidos matemáticos que se imparten en los currículos de las etapas correspondientes. La competencia docente se basa, entre otras cuestiones, en un conocimiento bien fundado de los contenidos que hay que trabajar en el aula. Las actividades que se incorporan también tienen la finalidad de colaborar en la construcción de ese conocimiento que consideramos fundamental para el desarrollo profesional.Temas centrales:El currículo de Matemáticas en la educación secundaria obligatoria y el bachillerato....

In this biographical book, young readers will learn about the brave life of Harriet Tubman. Readers will discover how Tubman bravely escaped from her life as a slave to cross the Mason-Dixon line into freedom and how she helped hundreds of other slaves into freedom through the Underground Railroad with the help of abolitionists. The vivid images, stunning facts, and supportive text work in conjunction with the helpful glossary, index, and timeline of Tubman's life to give readers an engaging experience as they move from cover to cover. This book has been translated into Spanish.

Todo el mundo habla del cambio climático, pero ¿es verdad todo lo que dicen sobre él? Palmeras en el Polo Norte nos responde a algunas preguntas que todos nos hacemos: ¿cómo está cambiando nuestro entorno? ¿A quién le va a afectar esa transformación y por qué? Este libro habla de la contaminación, de devastadores huracanes, de animales extinguidos y de osos polares; también de volcanes, icebergs, mamuts y científicos que pasan mucho frío; en definitiva, de un fenómeno que nos afecta a todos y de lo que estamos a tiempo de hacer por nuestro planeta.

Readers will set their eyes to the night sky in this fascinating book about astronomers. This volume is a perfect combination between STEM and career guidance as it introduces readers to the different ways astronomers use science, technology, engineering, and math in their work every day. Readers will love learning about celestial bodies and space phenomena, as well as the different processes and equipment astronomers use to observe, collect, and analyze data. This book also covers the steps a person can take to become an astronomer. The curriculum-based information in this book is conveyed...

The American Southeast stretches from the Atlantic Ocean to the Gulf of Mexico, including the states of Georgia, Florida, Louisiana, and Alabama as well as parts of Virginia and Maryland. But before that region was divided into states, native groups lived there. From how they found food to what their spiritual beliefs were, the book’s main content presents the traditional lifestyles of the Seminole, Choctaw, and Creek peoples, and the other groups that lived in the southeast. Readers learn even more from fun fact boxes and the historical images and full-color photographs that show what...