Rastreo del tiempo (Tracking the Weather)

Learn how to help others in your community. This exciting Spanish nonfiction book describes the many ways that volunteers make a difference, from cleaning up parks to helping in food banks. Perfect for young readers, the book includes a short fiction stor

How do you truly engage students in learning history? When students make personal connections to the subject, they’re much more motivated to learn. This Spanish book provides firsthand accounts of history that give personal insights into historical events. Students will learn about California’s gold rush by examining maps, letters, images, and art from that time. With a visually appealing layout, this 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...

What do churros, macarons, and strudel have in common? In order to bake them successfully, pastry chefs must use fractions! Students will learn comparing fractions while engaged in reading about delectable desserts from around the world. This Spanish book combines mathematics and literacy skills, and uses practical, real-world examples of problem solving to teach math and language arts content. The glossary, index, and table of contents will further understanding of reading and math concepts, and the full-color images, practice problems, and math graphs and charts make learning math easy,...

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...

Internet security breaches have been in the news of late. Organizations, governments, businesses, and individual internet users are all at risk. This book introduces readers to the importance of cybersecurity and addresses the current risks from hackers, viruses and other malware, identity thieves, and other online perils. It provides concrete measures that young digital natives can take to protect themselves and their computers, smartphones, and other devices. This volume's lively, cautionary narrative and useful tips will help readers effectively defend their identities and data.

En la Biblioteca Nacional de París, un joven estudioso descubre al azar un excéntrico filósofo del siglo xviii, Gaspard Languenhaert, fundador de una escuela efímera, la de la filosofía «egoísta», basada en la idea de que nada existe fuera del individuo, es decir que el «yo» es el creador del mundo y, por tanto, su Dios. Pero los escasos datos que encuentra sobre ese personaje se pierden o se dispersan, como si se tramara una conspiración para borrar su memoria... La secta de los egoístas es una brillante y enigmática novela breve, en la que una investigación bibliográfica...

"Once disparatados cuentos narrados en verso. Cautivadores personajes y hermosas ilustraciones acompañan estas historias, donde los chiquitines se encontrarán con niños como ellos, pero también con una bailarina en su pecera, una pequeña gota de lluvia, un sapo salido de un cuento o un perro cazador. ¡En el mundo de todos estos personajes cualquier cosa puede pasar!"--P. [4] of cover.

Incluye cuentos, cantinelas, acertijos y actividades - 10 historias escalofriantes... No es solamente un libro de historias: para los listos, hay juegos y acertijos, y para los más diestros ¡10 actividades que realizar! Qué más divertido que dar vida a estos personajes creando objetos que se les parezcan: un móvil, una huevera, un cofre de tesoros, un tablero, una pizarra… El sapo Baltasar, el lobito Lobisón, el monstruo Veotodo, así como Clémentine, Pedro y Alicia… todos estos personajes singulares comparten con nosotros sus pequeños y grandes miedos a través de unas aventuras...