Rastreo del tiempo (Tracking the Weather)

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...

How many elephants? How many giraffes? Count the animals of the Serengeti! Early readers will learn cardinal numbers and counting by fives with this Spanish book for kids. With bright images and simple text, this full-color book develops students' math and reading skills. The Math Talk questions build fluency and comprehension of basic math concepts. Perfect for shared or guided reading, this nonfiction kids book is ideal for kindergarten and ages 4-6.

Meet Ada Lovelace, the British mathematician and daughter of poet Lord Byron. Part of the beloved Little People, BIG DREAMS series, this inspiring and informative little biography follows the colorful life of Lord Byron’s daughter, from her early love of logic, to her plans for the world's first computer program. As a child, Ada had a big imagination and a talent for mathematics. She grew up in a noble household in England, where she dedicated herself to studying. Her work with the famous inventor, Charles Babbage, on a very early kind of computer made her the world's first computer...

Amplia antología de textos escogidos de la literatura española con notas introductorias a las épocas y los autores. Al final del libro hay un índice de los primeros versos, un índice de las obras y un índice de autores.

Creo que todo el arte se debe involucrar con los tiempos que le ha tocado vivir. Tanto el pintor, como el escritor, así como la música, son pálpitos. Asi lo creo y así lo he vivido escribiento este libro, lo que me hace pensar que los poetas somos los tímidos más atrevidos, capaces de ponerle cascabeles al viento.

¿Qué compartes con las personas a las que quieres? Abuela Dorothy compartió su amor por los jardines con su hija Hillary y con su nieta Chelsea. Les enseñó que los jardines son lugares mágicos de aprendizaje, asombrosos espacios para el descubrimiento, puntos de encuentro con la familia y bellas áreas donde compartir historias y celebrar acontecimientos especiales. Pero, sobre todo, les enseñó que en su jardín su amor crecía y florecía. En esta inspiradora y reconfortante historia de madre-hija, Hillary Rodham Clinton y Chelsea Clinton se unen para mostrar a los lectores cómo...