Agujeros negros (Black Holes)

For many years, people believed there were nine planets that orbited the sun. Now we say there are eight. What happened to the ninth planet, Pluto? What are the different planets like? What exactly makes a planet a planet? These are the many intriguing questions answered with this high-interest book, crafted to be accessible for readers of all levels. Young astronomers will be especially fascinated by the stunning photographs and the "Make the Grade" fact boxes.

George W. Bush grew up in a prominent political family in Texas. After serving as Texas governor, Bush followed his father's footsteps in becoming President of the United States. This Spanish-translated biography allows readers to discover the life of George W. Bush and explore some of the impacts he made as president through acts like No Child Left Behind. Readers will also learn of the many unexpected challenges Bush faced, such as the al-Qaeda attack on September 11, 2001, the War on Terror, and the Iraq War. The engaging facts, vibrant images, and supportive text work in conjunction with...

[Plan Lector Infantil] Enrique y su hermano protagonizan una historia que podría haber pasado en cualquier lugar de la geografía colombiana. En medio de la inocencia de la niñez ellos deben enfrentar la realidad de un país que se debate entre la belleza, la riqueza, de sus paisajes y sus gentes y los conflictos que lo acosan, que los determinan cotidianamente. Los niños, sin buscarlo, se verán involucrados en un episodio que cambiará por completo sus vidas y las de sus padres, pero también les dará una lección: la realidad a veces no es como la pintan.

En este libro con partes móviles para niños, Buz la abeja rezumba por aquí y por allá en busca de un amigo con quien jugar. Habla con caracoles, orugas, escarabajos, hormigas, catarinas, y mariposas pero todo el mundo está muy ocupado.

The conjunction of imaginary characters and objects from daily life are presented to help little ones find a connection between both elements, showing each character, object, situation, and activity in its context. PP.