Artrópodos

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...

Crónica que repasa la historia de las relaciones limítrofes de Chile con Argentina. De manera documentada, sin apasionamientos, narra la evolución de las fronteras desde la época anterior a la independencia y hasta la fecha, dejando finalmente la interrogante si este nuevo diferendo nos llevará a una corte internacional o a un arbitraje. Se abordan los siguientes puntos en conflicto: -Los límites coloniales de Chile desde 1554 -Las pérdidas territoriales de la Capitanía General de Chile entre 1563 y 1776 -Los acuerdos territoriales entre Chile y Argentina al independizarse -Chile...

It's Ms. Frizzle's birthday and the class tries to bake a cake but winds up inside it, learning about mixtures and reactions that occur when ingredients are put together."

[English] What is the difference between a savanna and a prairie? How do bison, zebras, and other grazers avoid hungry grassland predators? Trek across the plant-covered landscape of this book, and find out what makes grasslands one of Earth's treasures. [Spanish] ¿Qué diferencia hay entre una sabana y una pradera? ¿Cómo escapan los bisontes y las cebras de los depredadores? Camina entre los altos pastos de este libro. Descubrirás por qué los pastizales son uno de los grandes tesoros de la Tierra.