National Geographic Readers: Los Gatos vs. Los Perros (Cats vs. Dogs)

Estaa lleno de imagenes bellas e interesantes que les enseanan a los nianos todo sobre estos animales asombrosos.

Este libro nos descubre otra historia de los Kennedy, muy distinta a la desenfadada y frívola que se suele contar. La historia de dos hombres, el presidente y su hermano Robert, que mantuvieron una dura lucha contra las fuerzas oscuras de su entorno: contra los generales y los dirigentes del aparato de inteligencia, empeñados en arrastrar al país a una nueva guerra mundial. Una lucha que acabó con el asesinato de John en Dallas, que Robert estaba convencido que era obra de una conspiración del crimen organizado, la CIA y los grupos que planeaban una acción violenta contra Cuba, lo que...

Besides oil, Texas has long been associated with cattle and agriculture. Learning about these industries will allow readers understand how valuable their development is to the growth of the state of Texas, as well as America's economy.

In 1991, preparation for the construction of a new federal office building led to a startling discovery: a skeleton. Further excavation exposed the bones of 420 men, women, and children. This area of New York had been a burial ground set aside for both free and enslaved Africans during the 1600s and 1700s. It’s thought to be one of the most important archaeological discoveries of the 20th century. This noteworthy book—which includes sidebars, fact boxes, a timeline, and maps—fills in the gaps of history books, exposing much about what life was like in colonial New York for Africans.

Provides an introduction to the concept of patterns, using examples from the coats and feathers of animals as well as the designs some make.