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Clues about the lion's physical characteristics, behavior, and habitat lead the reader to guess what animal is being described. Presented in English and Spanish. Presented in English and Spanish.

We use machines every day, but most of us don't understand how they work. When they break down, most of us have no idea how to fix them. Mechanics are the masters of machines. Readers learn that mechanics work on vehicles, including cars, boats, and buses. They use special tools to take them apart and fix what's wrong, and they use their experience and technology to diagnose problems. They often work long hours, sometimes in bad weather, to get us where we need to go. Your readers will see that mechanics keep our world moving and growing.

Para contar a los pequeños príncipes y princesas y a las pequeñas hadas antes de partir hacia el país de los sueños.

"El polígrafo abate Vicente Requeno y Vives, jesuita aragonés expulso y apasionado neoclásico (Calatorao, 1743-Tívoli, 1811), se dedicó intensamente en Italia a restaurar todo tipo de artes grecolatinas, consiguiendo un notable éxito en la técnica pictórica del encausto. Por el contrario, su obra filosófica ha quedado inédita en su totalidad hasta el 2008, en que Prensas Universitarias de Zaragoza editó sus Escritos filosóficos. Ahora, y con motivo del bicentenario de su muerte, presentamos un libro colectivo en el que una veintena de historiadores profundizan en la vida y la...

Landsat satellites orbit the Earth to get images. Learn how these images are made using heat. Then, find out how these cutting-edge satellites are helping save the planet! Created in collaboration with the Smithsonian Institution, this Spanish book ignites a curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides English language learners through every step of the engineering design process. Inspire students to pursue a STEAM career with career advice from a real person working in a STEAM field. Discover engineering innovations that solve...