Creamos una aplicación: Carreras en computación (We Make an App: Careers in Computers)

Discover Dinosaurs Spanish Edition. Dinosaurs were reptiles that lived millions of years ago. It was a long time before there were any people on the earth. Scientists have looked at dinosaur bones and found out many things about what they were like. Nobody knows why the dinosaurs disappeared. People have made pictures to show what they might have looked like. What do we know about dinosaurs?

Lentas aguas estivales pasan ante los ojos de quien la tímida orilla pasea. Entretanto, barcas, hojas tiernas, alguna flor, la mano abandonada de un navegante, surcan el río. Efímeras ondas aparecen. Y así, el Támesis, en la plácida tarde, sostiene sin descanso la esperanza.

Clues about the turtle's physical characteristics, behavior, and habitat lead the reader to guess what animal is being described.

Alexander Graham Bell was always trying to invent new things! In this biography that has been translated into Spanish, readers will learn about Alexander's life as a teacher and inventor of such incredible inventions as the telephone, record player, and metal detector. Colorful images, supportive text, an interesting timeline, and a helpful glossary, table of contents, and index combine to give readers an inspiring look into the life of Alexander Bell.