Las grandes religiones

Black holes are neither holes nor black. They're invisible and packed with matter! Future astronomers will find out many more fascinating facts about these space phenomena with this intriguing book. Carefully crafted text encapsulates the most important information about black holes, such as how scientists locate them and their significance in a star's life cycle. Amazing photographs support critical concepts and inspire a true appreciation of the spectacles of space.

With life-like illustrations and simple text, books in this series introduce children to different dinosaurs and the unique characteristics. Children learn the features of each dinosaur, what they ate, and whether they were predator or prey to other dinosaurs. The books also introduce fossils and how they play a role in our knowledge of dinosaurs' existence.

¿Sabías que los dragones de Komodo son los lagartos más grandes del mundo? Usan la lengua para oler a otros animales. Aprende estos y otros sorprendentes datos en Yo soy el dragón de Komodo. Did you know that Komodo dragons are the largest lizards in the world? They use their tongues to smell other animals. Learn these and other impressive facts in I Am a Komodo Dragon.

What does it mean to be a good citizen? Full-page, color photographs accompany real-life examples of good citizenship that young readers will understand, relate to, and be inspired by.