Matemáticas en el cinturón de asteroides (Math in the Asteroid Belt)

Mars is perhaps the most thrilling planet these days. With rovers exploring its surface and manned missions in the works, people are wondering if Mars is our next home! In this highinterest book, readers will learn more about Earth's neighbor, including what its climate and surface are like, why it's called the Red Planet, and about the recent discovery of water on its surface. They'll learn all this while solving "Your Mission" math problems that complement and support the text. This motivating volume is an engaging way to explore key aspects of science and math curricula.

Practice finding patterns while learning about music around the world! Many different musical instruments use patterns to make different sounds into rhythms, such as tambourines, drums, and flutes. This charming, Spanish-translated text uses vibrant images, engaging practice questions, and helpful mathematical diagrams to help young readers understand patterns and early STEM themes. Children will have fun discovering patterns that these instruments make and learning how to make patterns of their own with homemade instruments! This 6-Pack includes six copies of this title and a lesson plan.

¡Embárcate en una aventura extraordinaria con Roblox! No importa si eres un novato o un experto robloxiano: esta guía es la compañera perfecta para triunfar en todas tus expediciones, tanto si tienes que escapar de una prisión de alta seguridad como evitar una fusión nuclear o luchar contra temibles bestias. Aquí encontrarás todo tipo de información, consejos y trucos, y hasta entrevistas con los creadores de los juegos.

El racismo constituye una de las páginas más vergonzosas de la historia contemporánea. Una ideología del odio que ha marcado las relaciones entre las culturas y las naciones de nuestro tiempo presente. El presente libro trata de acercarse a las raíces históricas e ideológicas de la doctrina racista, a su desarrollo mundial durante los siglos XIX y XX y a su ocaso en nuestros tiempos. La cuestión se expone con un lenguaje claro, pero a la vez riguroso y muy contrastado, exponiendo numerosas citas de especialistas en el tema, o de las propias fuentes originales.

In this exciting, Spanish-translated nonfiction book, readers learn about the Wright Brothers, the history of aviation, how air travel has changed the way people work and live, and the important parts that make the plane fly! Using informational text, vibrant photos, an interesting timeline, and intriguing facts, this book will have readers wanting to learn everything they can about airplanes!