Mercados del mundo (World Markets) 6-Pack

“Dino” Don Lessem brings readers face-to-face with various dinosaur species, detailing their habitats, way of life and how they became extinct. An acclaimed dinosaur expert, Don Lessem has written more than 30 children’s books, writes a popular dinosaur column in Highlights magazine, and was an adviser for Jurassic Park. Take a trip through dinosaur time to meet these duck-billed dinosaurs face-to-face: Corythosaurus could honk through the top of its head! Gryposaurus had hundreds of grinding teeth! Parasaurolophus could smack enemies with its strong tail! Plus, you'll get to know...

Learn how light pollution prevents us from seeing the stars and causes other problems as well. This Spanish book features a hands-on STEAM challenge that gives insight into how the engineering design process is used to solve real-world problems.

Toda la información sobre las técnicas tradicionales -y las más actuales- para evitar el embarazo, siempre en forma sistematizada y comprensible. El problema de los embarazos no deseados en las adolescentes es tan común como el lamentable desconocimiento de las formas en que pueden evitarlo; actualmente sólo un tercio de la población aplica de manera constante y consciente los métodos anticonceptivos, y es triste saber que el aborto resulta una práctica común. En estas páginas descubrirás: - Las ventajas y los inconvenientes de la píldora anticonceptiva. - Qué es el anillo...

Learn how to react when you see something wrong or dangerous with this relevant Spanish nonfiction book. Perfect for young readers, the book includes a fiction story related to the topic, a connected civics project, a glossary, useful text features, and engaging sidebars. This 28-page full-color Spanish book explains in an easy-to-understand way that students should talk to a trusted adult about things that make them uncomfortable or scared. It also covers serious subjects such as bullying and “stranger danger”, and includes an extension activity for grade 2. Perfect for the classroom,...