Sólo para Chicas

El presidente Abraham Lincoln guió a la nación a través de la Guerra Civil y promovió la abolición de la esclavitud. La vida de este hombre notable ahora se cuenta en español con más de ochenta ilustraciones y mapas en blanco y negro.

Enter the world of oceans and the animals that live in them. Swim with jellyfish, wonder at the busy life of a seagrass meadow, and fence with narwhals. Fish, sharks, whales, and invertebrates swim through the pages of this colorful ocean book, which combines gorgeous illustrations and photos to help young enthusiasts learn all about the world's oceans. From glowing jellyfish to deep sea dwellers, they'll discover the incredible secret world of life under the sea. They'll also find out how they can help take care of the ocean themselves. Earth's Incredible Oceans, written by ocean expert Jess ...

Ofrece una explicación de las soluciones y mezclas y en qué se diferencian, así como ejemplos de mezclas y soluciones.

Examines the nature of human rights, including the gradual development of the idea that all people, regardless of gender, color, or wealth, are citizens with rights, not just subjects with duties, and discusses the growth of social rights and the case against torture.