Buenas Historias de Malos Días

A farmhouse filled with chickens, spiders, little owls, magpies, and geese are busy doing what farm animals do. They build nests, incubate eggs, and play. Wake up in their amazing world!

Forces and motion are all around us. This Spanish book explains how gravity, forces and motions work. Readers will learn about concepts like equilibrium, acceleration, deceleration, electromagnetic fields, pressure, kinetic energy, and inertia. Featuring vivid images and easy-to-read text working in conjunction with captivating facts and an engaging lab activity, this book will motivate children to learn more about science topics!

As they say, necessity is the mother of invention, and this book introduces readers to 14 women who invented very useful, helpful items. They include Chicago native Margaret Wilcox who invented the car heater, Indiana native Marion O'Brien Donovan who invented disposable diapers, Pennsylvania native Stephanie Kwolek who invented Kevlar, and Austria-born actress Hedy Lamar whose secret communications systems led to the creation of WiFi, Bluetooth, and GPS.

En el singular Amor del poeta por el rubio seor de los Sonetos y en su pasin complementaria por la negra dama, por ms extraos y raros que parezcan ser los avatares de la aventura, todo amor se reconoce sin embargo de algn modo: se reconoce all, ms bien, la comn desgracia del Amor.Agustn Garca Calvo ofrece aqu a los lectores: el texto de los Sonetos en cuidadosa edicin crtica y con algunas anotaciones de variantes de las ediciones anteriores; una traduccin en verso de todos ellos, que con algunas industrias elaboradas en una larga fidelidad se arregla para repetir en castellano muchas de las...