La guerra de Secesión se avecina (Civil War Is Coming) 6-Pack

Lentas aguas estivales pasan ante los ojos de quien la tímida orilla pasea. Entretanto, barcas, hojas tiernas, alguna flor, la mano abandonada de un navegante, surcan el río. Efímeras ondas aparecen. Y así, el Támesis, en la plácida tarde, sostiene sin descanso la esperanza.

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.

A compendium of fascinating facts about more than 100 different animals, this educational trivia book answers questions such as What purpose does a pelican's pouch serve? Which animals carry their young in a pouch? and Are electric eels really dangerous? Un compendio de hechos fascinantes sobre m�s de 100 animales diferentes, este libro de trivialidades contesta preguntas como �Qu� prop�sito tiene la bolsa del pelicano? �Cu�les animales llevan a sus cr�as en una bolsa abdominal? y �Son las anguilas el�ctricas peligrosas?

Beautiful illustrations translate into suggestive images the two faces of the sea?the calm and the wind?enabling children to understand the meaning of the words themselves.