La fiebre del oro (The Gold Rush)

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...

Rain, sunshine, warm fronts, and cold fronts. Have you ever listened to a weather report? Knowing the weather can help us plan ahead. But reporters aren’t the only ones who can track weather. You can, too! This nonfiction Spanish book explores the subject of meteorology in depth, and introduces students to important scientific concepts and vocabulary like anemometer, barometer, air pressure, warm front, cold front, rain gauge, probability, Celsius, Fahrenheit, and more. The colorful images, diagrams, sidebars, and text features will keep students connected to the text. Aligned to state and...

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,...

This Spanish book provides firsthand accounts of history that give personal insights into historical events. This primary source book focuses on the lives of Native Americans as pioneers began moving west during the 1800s. Students will explore significant historical events such as the Indian Removal Act, the Trail of Tears, the Seminole Wars, Red Cloud's War, the Battle of the Little Bighorn, the Nez Perce? War, Wounded Knee, and more. With a visually appealing layout, this ESL book features captivating text, fun facts, sidebars, and time lines that help students grasp the essential concepts ...

La abuela de Iván, Sophie, Tanya y Nicholas resulta a veces un poco loca, confunde caras, nombres y no sabe ni en qué día vive, pero cuando sus hijos deciden llevarla a una residencia de ancianos, sus cuatro nietos buscarán una solución divertida y llena de ternura para que esto no ocurra. Así comienzan el Proyecto Abuelita, plan para hacer cambiar de opinión a sus progenitores y poder seguir disfrutando de la compañía de su excéntrica abuela.

In an entertaining way, shows how to add, subtract, multiply, and do long division without a calculator.

Bécquer, Machado, Juan Ramón son algunos de los poetas que han seguido la estela de Ferrán. Las coplas populares, los cantares que son poesía breve, seca, natural, fueron recogidos, y creados, por un poeta del que escribió su amigo G.A. Bécquer: ''en la obra de Ferrán, la poesía popular, sin perder su carácter, comienza a elevar su vuelo'';