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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.

Bloomsbury Scientists is the story of the network of scientists and artists living in a square mile of London before and after the First World War. This inspired group of men and women viewed creativity and freedom as the driving force behind nature, and each strove to understand this in their own inventive way. Their collective energy changed the social mood of the era and brought a new synthesis of knowledge to ideas in science and art. Class barriers were threatened as power shifted from the landed oligarchy to those with talent and the will to make a difference.

Quick Minds is an exciting, six-level course for young learners in Spain that enhances your students' thinking skills, sharpening their memory while improving their language skills. The Activity Book mirrors the content of the Pupil's Book. It practises the core vocabulary and grammar and consolidates skills development, with a variety of exercise types. 'Do that!' sections provide opportunities for speaking, while the Review and Culture sections provide extra listening practice and 'Get it right!' pages cover problem areas for Spanish speakers. A Grammar Practice section at the end of the...

Este libro presenta fotografías de los barcos de rescate, sus componentes y cómo son utilizados por las personas. Cuando ocurre un accidente en el mar y un barco se hunde, la tripulación y los pasajeros quedan a la deriva. Es entonces que entran en acción los barcos de rescate, cuya misión es prestar ayuda a todos quienes se encuentren en el agua producto de un accidente o de un fenómeno natural. Este interesante y entretenido libro ûpublicado en edición bilingüe inglés y españolû está especialmente dirigido a los pequeños lectores entre cuatro y ocho años. Con un lenguaje...