Betsy Ross

In graphic novel format, the story of the assassination of President Abraham Lincoln, the events leading up to the shooting, and what happened after.

Find out how tools have helped people hunt, build, and make life easier in this engaging, Spanish-translated nonfiction title. With colorful images, timelines, charts, a glossary to assist with vocabulary improvement, and an index, children will learn how tools throughout time have made such an important impact on life as we know it! Featured eras include the Stone Age and the Industrial Revolution. This 6-Pack includes six copies of this title and a lesson plan.

Advances in science have changed our world, all thanks to the scientists behind important discoveries. Some of the most important discoveries have come from female scientists, who were as unique for their work as they were for being trailblazers in a male-dominated industry. This text offers a biographical treatment of such important scientists as Marie Curie, Rachel Carson, and Jane Goodall, as well as others who have made it possible for women of the future to have a career in science. Age-appropriate text, fact boxes, historical and modern images, and a comprehensive timeline complete the...

For ages, the idea of machines that think and act on their own has gripped scientists, thinkers, and the general public. This book explores the history of artificial intelligence (A.I.), and how science fiction is quickly becoming science fact. It examines the technologies involved in A.I. and its inevitable effects on work, life, health, and many other aspects of human society. Rooted in history and science, this book provides an inside look at a topic that captivates engineers, scientists, and dreamers, but also raises important ethical issues and challenges how we see ourselves and our...

Anno Domini 1412. Cuando a principios del siglo XV los grandes templos, iglesias y catedrales de Europa comienzan a derrumbarse, el pánico se apodera de la población. ¿Qué se esconde detrás de todo esto, la ira de Dios o del Diablo? En este ambiente de caos y confusión, Afra, la hermosa hija de un bibliotecario y el excéntrico maestro de obras Ulrich von Ensingen descubren un pergamino secreto cuyo contenido podría desencadenar el fin de Occidente. Con la ayuda de un alquimista, Afra y Ulrico logran descifrar el pergamino y pronto se dan cuenta de que se hallan en posesión de un...