Mezclas y soluciones (Mixtures and Solutions)

The jaguar is a ferocious animal that roams in areas of dense vegetation. He is the keeper of the American forests. The jaguar is strong, beautiful, famous, vain and a lonely animal. Young readers will be delighted with the jaguar as they learn more about this cat and his habitat.

The asteroid belt between Mars and Jupiter is an intriguing area of our solar system. Scientists have counted over 670,000 known asteroids there, but there could be millions more not yet found. Readers will discover much more about the asteroid belt in this highinterest book, which blends science and math. They'll read about several topics, such as space missions to the asteroid belt and the difference between an asteroid and a planet, and solve associated math problems-just like actual space scientists do!

When Eco the bear realizes that his friends the bees are missing, he decides to go look for them. His journey takes him around the world where he meets 11 different characters attempting to solve some of the world's greatest problems—air and water pollution, consumerism, extinction, deforestation, global warming, hunger, lack of education, poverty, and war. Each chapter focuses on one world problem and includes activities for children to learn about the social and ecological issues involved with each. Cuando Eco el osito se da cuenta de que sus amigos las abejas han desaparecido, decide ir...

La Biblia ha sido objeto de diversos estudios y reflexiones. Esta es una narración de los hechos más destacados de la historia de la salvación o historia sagrada, redactada en forma anecdótica, al alcance de todos, como lo expresa su título. Cada acontecimiento bíblico aquí narrado, constituye un capítulo que concatenado con otros, según el orden bíblico, nos permiten recorrer, aplicando a nuestra vida y a nuestra historia, la historia salvífica comprendida entre la creación, según el libro del Génesis y la recreación o cristificación del universo.