Arizona, el Estado del Gran Cañon

Una reflexión teórico práctica sobre el papel que juegan la Historia de la Ciencia y la Filosofía de la Ciencia, en la enseñanza y aprendizaje de las Ciencias. El autor sostiene que hasta ahora ha predominado en la enseñanza, la adquisición de conocimientos y propone introducir el contexto de descubrimiento como un factor sumamente eficaz el aprendizaje de las ciencias.

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. This 6-Pack includes six copies of this title and a lesson plan.

Discusses the history and construction of the home of the United States president and describes its public and private rooms, resident pets, and number of fireplaces.

Some of the most powerful things in the world are so tiny they can't be seen with the naked eye! Readers will be amazed at what they see when they take a glance at the world of the mini but mighty in this stunningly fascinating Spanish-translated nonfiction title that features remarkable images and graphics, informational text, index, and glossary. Through these features, readers are able to explore and discover such micros as DNA, atoms, bacteria, phytoplankton, and nanotechnology items like nano-robots and microchips!