¿Qué fuentes debo usar?: Fragmentar el problema (Which Sources Should I Use?: Breaking Down the Problem)

Think you'd like to be a fire fighter? Learn about the special equipment fire fighters use, their role in community safety, and their lives at the station. This book features a comprehensive timeline of the history of firefighting from its origins in ancient Rome through firefighting practices of today plus vocabulary related to fire fighters and fire safety.

In this stimulating, Spanish-translated nonfiction book, readers will discover the various types of friction--including rolling friction, sliding friction, fluid friction, and static friction--and the huge impact it has on nature, machines, and our lives. In addition, readers are encouraged to perform basic experiments to assist in the understanding of friction, kinetic energy, and water resistance. With real-life examples, colorful images, accommodating graphs and charts, and informational text, this title will inspire and engage children.

Presenta una selección de experimentos y actividades diseñados para enseñar los principios de la aviación y de la ciencia del espacio, que incluye fabricar un planeador, construir los instrumentos del vuelo, y diseñar y construir un cohete simple.

The London Eye opened on March 9, 2000. Although it hasn't been there long, the London Eye has already become an iconic symbol of London. No trip to London is complete without a visit to the London Eye! Learn about the history and creation of Europe's tallest observation wheel as you build your arithmetic skills! This Spanish math book combines math and literacy skills, and uses real-life examples of problem solving to teach subject area content. The full-color images, engaging sidebars, practice problems, and math diagrams make learning math relevant and fun. Text features include a table of ...