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...

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...

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,...

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...

Normalmente un lactante no efectúa una locomoción autónoma hasta el sexto mes de vida; la natación para bebés abre esta posibilidad antes: ya a partir de la sexta o séptima semana de vida, se puede empezar a nadar con el lactante. Mediante el entrenamiento precoz se fortalecen los músculos y el tejido conjuntivo, se inculca el sentido del equilibrio y se previenen los daños causados por las malas posturas. Este libro está pensado para estimular el movimiento del bebé a través de ejercicios lúdicos en el agua y para que los padres tengan unos momentos en los que mantener un...

La rutina nos ayuda a que el día fluya, pero... ¡puede ser complicada! Con este libro se nos hará más fácil a pequeños y mayores. ¡Acompaña a Lola en la aventura de las rutinas! Se han acabado las vacaciones y Lola vuelve al colegio, pero retomar los hábitos no será nada fácil... Solo hay una manera de hacer que todo fluya: ¡establecer rutinas! Descubre los trucos de Lola para que peques y mayores puedan organizarse juntos. ¡Es el momento de disfrutar del día a día en familia!

Help readers make a difference by encouraging them to learn about the various ways the environment needs our help and the things they can do to reduce their carbon footprint. Readers will learn about the effects of pollution, fossil fuels, renewable and non-renewable resources, deforestation, and recycling through interesting images and charts and informational text. This Spanish-translated nonfiction title features a glossary of terms and a list of helpful websites that encourages children to take part in helping the environment in many different ways.

Whether epic tale or legendary quest, the narrative texts in this series are adapted in a captivating style for each period, allowing the reader to track heroes and share their adventures, discover great civilizations, and learn about world history. The texts are based directly on original works or on a variety of authentic, ancient sources and tales. The narratives are enhanced by specially commissioned illustrations, photographs, and reproductions of ancient artifacts and documents. Mito, historia épica o búsqueda legendaria, los textos narrativos de esta colección adaptados con estilo...