Obedecer las reglas

How are crayons made? Clear wax is melted in a factory. Once it's melted, color is added to it, it is poured into crayon-shaped molds, cooled, and wrapped in a paper label. Sorted into sets, the brightly colored crayons are boxed and sent in trucks to stores to be sold to you.

Imagine being lost and stranded in the desert. Would you know what to do to survive? This useful Spanish-translated nonfiction title explains the important skills needed to survive in the desert. With helpful diagrams and images, definitions, tips and instructions, informational text, a bibliography, and a list of other helpful websites, readers can be assured that they will learn about the dangers of heat exhaustion, desert plants that could aid in survival, and other helpful tips in order to survive in an emergency.

Del relato de la creación de Dios a la revelación de Dios a Juan, cada historia de esta Biblia para niños se ha elegido cuidadosamente para proporcionarles una lectura diaria que profundizará su amor por la Palabra de Dios. La última sección del libro provee una enciclopedia de la Biblia de fácil uso. Con la intención de ayudar a que los niños comprendan mejor lo que están leyendo, contiene puntos de referencia sobre la vida en los tiempos de la Biblia, incluyendo las civilizaciones, la comida, los hogares, los pueblos, las armas, las prácticas religiosas, el trabajo y la vida...

The need for speed is the motivating factor in this engaging, Spanish book. Readers learn the history of travel from the very slow to the supersonic and beyond, including everything in between. They learn and discover the factors that influence motion for all types of vehicles: land, air, and water alike. They also learn different ways to measure speed and read about energy uses for different vehicles. With greater speed comes greater risk. Readers learn how engineers are always seeking new and better ways to keep people safe as they travel faster and go farther. This 6-Pack includes six...

As a land that’s constantly in flux, Earth sometimes reveals clues about the plants, animals, and other organisms that lived long ago. Fossils teach us much about what life was like millions of years ago, answering the questions of how Earth changed and maybe even why it changed. This essential Earth science topic is thoroughly explained through manageable text, fact boxes, informational charts and diagrams, and a glossary and index. Readers will become young Earth detectives by the time they’re through with this text!