Ingeniería asombrosa: El London Eye: Números pares e impares

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...

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,...

Want to make cool apps and games, but don't know where to start? This straightforward guide gives you everything you need to start making your own fun programs, using simple step-by-step guides. Learn the programming languages Scratch and Python to create games, animations, utilities and more.

Cuarenta almas que nos hablan desde la muerte en primera persona. Todas narran su vida y su muerte, escribiendo su historia en el gran libro de la biblioteca de Demétere, ciudad donde recalan las almas antes de marchar a su siguiente destino: la brillante ciudad de la luz, Sulmina (paradigma del cielo), o la terrible ciudad de Hécate (el infierno).

Durante décadas, los toques y chirridos de la guitarra eléctrica han sido algunos de los sonidos que definen la música popular. Pero tuvo que pasar más de un siglo de esfuerzo e innovación antes de que este instrumento fuera eléctrico. For decades, the blasts and howls of the electric guitar have been some of the defining sounds of popular music. But more than a century of effort and innovation had to happen before this instrument went electric. Learn about the master craftspeople who created the guitar as we know it, the inventors who figured out how to send guitar notes through...

¿Por qué las alcancías tienen forma de cerdito? Si todos los billetes cuestan lo mismo, ¿por qué valen diferente? ¿Qué es el trueque? Aprender a tomar decisiones, a negociar (sí, ¡el intercambio de estampas en el patio es la primera y más dura de las transacciones a las que nos enfrentamos!), y entender la diferencia entre precio y valor es fundamental. Este libro ilustrado nos muestra de una forma muy dinámica, divertida y eficaz las claves básicas para aprender a gestionar la mesada y entender qué es el dinero. ENGLISH DESCRIPTION Why are piggy banks shaped like pigs? If all...