Rastreo del tiempo (Tracking the Weather)

Our toilets toil away for us every day. Yet, they get little thanks for their hard work! When you think of toilets, you probably picture one in your home. But, toilets can be very different around the world. At first glance, a toilet is a simple device, but they are critical for proper sanitation. There are many people worldwide who do not have access to a toilet. Let's dive into an exploration of the history, importance, and inner workings of toilets! This Spanish book combines math and literacy skills and uses everyday examples of problem solving to teach subject area content. The...

Students will develop their math skills while engaged in reading about the importance of honeybees. This nonfiction math book combines math and literacy skills, and uses real-life examples of problem solving to teach subject area content. The full-color images, intriguing sidebars, practice problems, and math diagrams make learning place value relevant and fun. Text features include a table of contents, glossary, and index to increase understanding of math and reading concepts. An in-depth problem-solving section provides additional learning and practice opportunities while challenging...

Over the years, people have looked for ways to improve our imperfect sight. This has led us to the world of optics, which is the study of light and how it travels. What are some of these innovations that have changed how we see the world, and how do they work? Find the answers to these questions with this Smithsonian Informational Text! Created in collaboration with the Smithsonian Institution, this text builds students' reading skills while engaging their curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides students through every step...

With simple examples that are easy to relate to, this basic review of some of the building blocks of economics will help readers easily grasp the concepts. With language that is conversational without being too casual, readers are engaged throughout as they learn about not only these basic concepts but how they fit into the whole economic scheme of things, such as where goods come from. Readers will learn about the three factors of production, as well as what happens when resources are lacking and how that influences the entire economy.

Por años, La Biblia ilustrada ha deleitado tanto a jóvenes como a adultos. Ahora, ha sido actualizada con nuevas e interesantes características incluyendo: Páginas de datos "¿Sabías que?," itinerarios, lista de historias, mapas y mucho más. A los niños les encantarán las grandes historias y los dibujos de la recientemente actualizada Biblia ilustrada. La Palabra de Dios cobrará vida durante las horas de placer leyendo en familia. Un gran éxito de superventas. For years, The Picture Bible has delighted young and old. Now updated with interesting new features, including "Did you...

Takes the reader on an imaginary trip through California while offering information about the history and geography of the major cities and towns.

Sally, una dulce y simpática muela adolescente, recibe la visita de la terrorífica Caries. Por lo que deberá adentrarse en un viaje lleno de aventuras junto a sus adorables amigos para buscar la ayuda del Chamán del Norte.