A la vanguardia: Adelantos en tecnología (The Cutting Edge: Breakthroughs in Technology) 6-Pack

What’s the difference between a seal and a sea lion? These “second cousins” of the sea look similar, but there are many ways to tell these creatures apart. From ear shape to the noises they make to communicate, seals and sea lions are amazing creatures with both shared features and many truly unique attributes. They both share an ocean habitat, but when readers take a closer look, it’s easy to discover how they each fight off predators, mate, and raise their young in different ways. Captivating full-color photographs help to bring these marvelous mammals to vivid life.

El pueblo wixarica, tambien conocido como huichol, vive en dialogo constante con sus dioses. De su presencia en la vida ceremonial y cotidiana da cuenta este libro, en wixarika y en espanol, como forma de acercarse a la cosmogonia de nuestra tierra. The Wixarika, also known as the Huichol, live in a constant dialogue with their Gods. This book provides a look into their ceremonial and daily lives. The text has been written in Wixarika and Spanish as a means to provide a glimpse into the cosmogony of the Earth.

Do you know why there are thirteen stripes and fifty stars on the American flag? Or how the American flag inspired Francis Scott Key to write "The Star Spangled Banner?" Find out the answers to these questions and more in The American Flag.

An elementary introduction to the workings of the human body, the skeleton, skin, circulation, and nervous system.