La fiebre del oro (The Gold Rush)

Take a trip to the British Museum as you explore its fascinating objects and geometric shapes! This famous London museum was built for exploration - and for learning geometry. Learn about its history and artifacts as you build your geometry skills. This Spanish math book seamlessly integrates the teaching of math and reading, and uses real-world examples to teach math concepts. Text features include images, a glossary, an index, captions, and a table of contents to build students' vocabulary and reading comprehension skills as they interact with the text. The rigorous practice problems,...

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...

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...

Describes how people use their ears to hear the different types of sounds around them and discusses deafness and the ways insects and other animals hear.

Una visión actual de la armonía no clásica. Desde los conceptos musicales más básicos hasta la armonización de una melodía. Herramienta básica para iniciar estudios de esta materia.

Superando con creces el rotundo éxito de Cometas en el cielo más de seis millones de ejemplares vendidos en treinta idiomas la segunda novela de Khaled Hosseini saltó de inmediato al primer puesto en todos los países donde se ha publicado. Nueva demostración del asombroso instinto de gran narrador de que goza el autor, el libro cuenta la conmovedora historia de amistad entre dos mujeres afganas de orígenes muy dispares, cuyos destinos se entrelazan por obra del azar y de las convulsiones que ha sufrido Afganistán en los últimos treinta años. Hija ilegítima de un rico hombre de...

Count the insects in groups of ten! Beginning readers will enjoy learning skip counting with this brightly illustrated Spanish book. Featuring vivid images and easy-to-read text, this full-color book develops students' math and reading skills and introduces them to early STEM themes. The Math Talk section includes questions that will increase understanding of basic math and reading concepts and develop students' speaking and listening skills. Learning to count is fun and easy with this engaging text!