Las Tres Preguntas

"Dino" Don Lessem brings readers face-to-face with various dinosaur species, detailing their habitats, way of life and how they became extinct. An acclaimed dinosaur expert, Don Lessem has written more than 30 children's books, writes a popular dinosaur column in Highlights magazine, and was an adviser for Jurassic Park. Take a trip through dinosaur time to meet these feathered dinosaurs face to face: The Caudipteryx had feathered arms and a tail that looked like a pom-pom! The Sinovenator may have used colorful feathers to attract a mate! The Microraptor may have used its feathers to glide...

In Earning Money, early readers learn about the concept of earning money and ways to do it. Vibrant, full-color photos and carefully leveled text will engage early readers as they discover basic economic principles.

¡Bienvenidos a la gran fiesta de los números! Esta fiesta tiene los mejores invitados: ¡hay números por todos lados! Uno tras otro van llegando cada vez, ¡empieza el cero y llega hasta el diez! Aprende con Los Cokitos es la nueva colección de la maestra Elisa Reyes, creadora de Los Cokitos. Con los Animágicos descubrirás el animal que se esconde detrás de cada número: la jirafa es el uno, ¡y el patito es el dos! - Una lectura para toda la familia. - Una aventura matemática con la que aprender de forma acumulativa. - Unos protagonistas de lo más adorables. - Una historia rimada...

The United States grew rapidly from the time of the Louisiana Purchase to the building of the Transcontinental Railroad. All of this expansion came at the expense of Native American populations that had either lived in the region for centuries or been forced there from ancestral homes in the East. Tribes memorably fought on their own and together in an doomed effort to retain the land and a lifestyle that had long sustained their families. This book outlines some of the major conflicts of the Westward Expansion, and of the treaties and were signed, and often broken, by representatives of the...