¿Qué significa ser programador? (What's It Really Like to Be a Coder?)

Tornadoes are some of the strongest storms on the planet. It’s not safe to go near them, but what if we could? Readers will dive into the world of wild weather in a special ship that lets them get up close and personal with a tornado. From the cone of silence deep inside the storm to the incredible winds and lightning created by a superstorm, this book will electrify readers as well as educate them on what to do if a tornado forms nearby.

Una enciclopedia visual esencial para conocer el impresionante mundo de los minerales, las gemas, las rocas y los fósiles de nuestro planeta Más de 1.000 impresionantes fotografías muestran con gran detalle las maravillas naturales de la Tierra. Las propiedades únicas de los minerales se describen detalladamente, junto con sus usos en el arte, la industria, la arquitectura y la ciencia. Un viaje geológico extraordinario para descubrir las rocas arcoíris, los minerales fluorescentes, los diamantes de valor incalculable y las lluvias de meteoritos. Conoce a los dinosaurios para comprender ...

In 1991, preparation for the construction of a new federal office building led to a startling discovery: a skeleton. Further excavation exposed the bones of 420 men, women, and children. This area of New York had been a burial ground set aside for both free and enslaved Africans during the 1600s and 1700s. It’s thought to be one of the most important archaeological discoveries of the 20th century. This noteworthy book—which includes sidebars, fact boxes, a timeline, and maps—fills in the gaps of history books, exposing much about what life was like in colonial New York for Africans.

The scientific method lists important steps in the process of conducting scientific study and research. With detailed images and fascinating sidebars, this nonfiction book explores the scientific method and scientific practices in depth, and introduces students to new concepts, vocabulary terms, and STEM topics. Aligned to state and national standards, the leveled text supports students reading at above-, below-, and on-grade level. The fun lab activity encourages students to think like scientists. Keep students engaged in learning with this Spanish book.

What makes a family anyway? Featuring Waldorf-style illustrations and depictions of families of all shapes, sizes and colors, this book gets kids talking about their own families while opening their eyes to the fact that even though families don't always look the same, they all share one special thing-love. This is the Spanish language edition of the children's book. Que hace a una familia de todos modos? Con ilustraciones y representaciones de las familias de todas las formas, tamanos y colores de estilo Waldorf, este libro hace que los ninos a hablar de sus propias familias al abrir sus...