Lionel Messi

There are many kinds of friends including invisible ones, family members, pets, pen pals you have never met, and best friends. This book celebrates the special bond in all its diversity.

Read about the kinds of jobs that people do as engineers, and how they use math, science, and creative thinking to solve problems.

Sitting Bull first went to battle at the age of 14. He grew to be widely respected for his bravery and insight, and became chief of the Lakota nation in his thirties. By the time he met General Custer at the Battle of Little Big Horn, his courage was legendary. Though he soundly defeated Custer, public outrage at the defeat brought thousands of cavalrymen to the area, where it took four more years before the brave chief would surrender. He was forced onto a reservation where he was later killed when police attempted to arrest him.

Julia nunca hubiera imaginado que podría vivir tantas aventuras aislada en una habitación de hospital. ¡Ni que aprendería tantas cosas! Y todo gracias a su amigo Bruno, a su abuelo y, sobre todo, a un personaje muy especial que resultará ser una auténtica autoridad en el mundo de los sueños. Una historia tierna y emocionante.