20 datos curiosos sobre la Revolución Industrial (20 Fun Facts About the Industrial Revolution)

Thomas Edison is considered by many to be one of the greatest inventors of all time. His creations changed the world, but there was more to his life than just his inventions. Readers of this engaging volume will learn all about the man behind the innovations. This fascinating biography introduces important subjects and encourages a further interest in history. Concise and accessible text paired with vibrant photographs is sure to captivate audiences of many ages and levels.

Nuestro Cuaderno de Apuntes Cuadriculados Koalas es una libreta escolar con hojas de cuadro pequeño que es ideal para que los niños practiquen su escritura y se acostumbren a escribir correctamente, hagan tarea de matematicas o de cualquier otra materia donde se utilice cuadricula. Sirve para cualquier grado escolar. Perfecto para el regreso a clases! Detalles del cuaderno: 8.5 x 11 in (21.59 x 27.9 cm) 120 paginas Papel cuadriculado 5x5 mm Cubierta moderna con acabado brilloso. No olvides dar click en el nombre del autor para ver mas productos que te pueden servir para la escuela, de...

Imagine traveling at half the speed of a jet plane without ever leaving the ground! Students will discover the technology that makes such speeds possible, from special tracks and safety precautions to aerodynamically designed trains. What are the limits to the speed of trains? What imposes those limits? Students also will read about the future of passenger train travel, from flying trains to trains that use huge magnets to levitate inches or centimeters off the track. Some trains safely reach speeds of more than 200 mph!

The greatest thinkers of humanity at your fingertips, in minutes! If you thought you would never be able to understand the essential classic authors, you were wrong! With our "Selected Summaries" collection, you will understand the main ideas of the most important thinkers in a very short time and with little effort. The present volume covers the central axes of this discipline. Among them, the reader will find an analysis of the following: A Journey Through The Economy Of Our Time, History Of The Economy, The Culture Of Satisfaction, A Better Society, among others.

The Underground Railroad was the massive effort by slaves and free people to secretly bring thousands of blacks to freedom in the North during the 19th century. This thought-provoking book will capture readers’ imaginations and fill them with awe for the brave “conductors” and “passengers” on the Railroad. They’ll learn about the many safe havens, called “depots,” that housed fugitives and the secret passages within them that hid slaves from their pursuers. Information about the American Civil War and the Fugitive Slave Act, biographies of figures vital to the Underground Railroad,...