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Horns, Humps, Or Hooks Are Found On A Wide Assortment Of Animals. This Book Provides Information On How These Special Body Parts Are Used And Why They Are Important.

Meet Ada Lovelace, the British mathematician and daughter of poet Lord Byron. Part of the beloved Little People, BIG DREAMS series, this inspiring and informative little biography follows the colorful life of Lord Byron’s daughter, from her early love of logic, to her plans for the world's first computer program. As a child, Ada had a big imagination and a talent for mathematics. She grew up in a noble household in England, where she dedicated herself to studying. Her work with the famous inventor, Charles Babbage, on a very early kind of computer made her the world's first computer...

Before Texas was part of the United States, it was a nation of its own. After gaining independence from Mexico in 1836, Texas declared itself a republic. Interesting features, including a timeline and a map, guide readers through this conflict-filled period of Texas history.

Construcción & Arquitectura, ofrece la posibilidad de descubrir, por un lado, el apasionante "arte de construir" un banco, una escalera de caracol, un columpio o un quiosco; y, por otro lado, el sorprendente "arte de proyectar y construir edificios", como una torre, una casa de ladrillos, un iglú o el skyline de toda una ciudad. Cada práctica consta de una breve introducción al ejercicio, una relación de los objetivos didácticos del trabajo, un listado de los materiales y herramientas necesarios, una descripción paso a paso de su realización y una curiosa respuesta a un ¿Sabías...