La historia de William Hoy

In this Spanish title, learn causes of extinction and what problems extinction causes for animals, wildlife, and humans alike.

Explains the process of making a book by following the production of Nancy Carlson's book, "It's Not My Fault!," through its stages of writing, illustrating, editing, designing, printing, and binding.

The rock cycle has been taking place for millions of years. However, geologists have only known about this phenomenon for about 300 years. Young terrestrial explorers are introduced to different types of rocks, where in the cycle these rocks fit, and where in Earth's layers each step takes place. Fact boxes provide readers with fun additional information. A diagram helps readers make sense of the new information they're learning.

La Ciencia nueva es una obra clave de la tradición cultural de Occidente. Su concepción es de tal riqueza que se ha considerado a su autor, Giambattista Vico (1688-1744), precursor de los románticos, de Hegel y de Marx; da origen a la Estética moderna, y crea el ámbito necesario para el surgimiento de las ciencias humanas, cimentando los fundamentos de la lingüística y de la antropología actuales. A través del novedoso empeño de una filosofía de la historia, su amplia y compleja visión del mundo ha seguido fascinando a pensadores y creadores contemporáneos tan dispersos como...