Del renacuajo a la rana

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...

La madre de Lucía ha muerto. Ahora los secretos, los misterios y las aventuras no han hecho nada más que comenzar... Lucía entra en Alma de la Tierra, un mundo en el interior del planeta repleto de magia y maldad donde conocerá a Max e ingresará en Savards, el Hogar de las Ocho Torres. Juntos no solo descubrirán los misterios de la magia, sino también los del amor. Sin embargo, el robo de un objeto legendario les obligará a abandonar la seguridad de Savards para iniciar un peligroso viaje a través de Alma, en el que se enfrentarán a todo tipo de enemigos. Y es que tendrán que...

Take a trip to the world market for an exciting way to learn about standard measurement! This title takes young readers to markets around the world, showing them how to measure common food items with standard measurements. Some things are measured by length! Some things are measured by weight! Children will learn these and other measurement techniques through vibrant images, fun examples, and simple mathematical charts, enhancing their mathematical and STEM skills.

Did you know that early explorers initially thought that California was an island? Learn how California was discovered with this Spanish book that focuses on the history of California. Students will learn about the contributions of Henry Hudson, Juan Rodriguez Cabrillo, Hernan Cortes, Francisco de Ulloa, and Sir Francis Drake. With a visually appealing layout, this primary source book features captivating text, fun facts, sidebars, and time lines that help students grasp the essential concepts they need to know at their grade level. Packed with information and primary source maps, images, and ...