El clima y el tiempo

Snouts, spines, or scutes help many animals survive. Information on why is contained in this engaging book.

Mitad hada, mitad vampiro, ¡totalmente única! Un libro ideal para regalar en el que Isadora Moon y su prima Mirabella te cuentan todos los secretos de su magia. Ahora vas a poder descubrir todos los sus trucos de Isadora y su prima Mirabella para ser tan mágico como ellas. Encontrarás un montón de consejos, actividades, manualidades... ¡y ¡mucho más! El rosa y el negro, y ahora también el morado, vuelven a combinarse en este libro, consiguiendo... ¡el libro más mágico y brillante que ha existido jamás!

José Martí was barely 16 years old when he began to fight for the independence of his homeland through his writing. At 17 he was declared an enemy of Spain and sentenced to six years of prison and hard labor. But that did not stop him. Martí dedicated his life to defending Cuba's right to independence. Today he is remembered and honored as a man of integrity--brilliant and courageous--and as a lover of freedom and peace.

Explains the basic science of flight, the problems of getting vehicles into the air, different types of engines, and aircraft design, and includes instructions for making aircraft models.