¡Sin resolver! Lugares misteriosos

The need for speed is the motivating factor in this engaging, Spanish book. Readers learn the history of travel from the very slow to the supersonic and beyond, including everything in between. They learn and discover the factors that influence motion for all types of vehicles: land, air, and water alike. They also learn different ways to measure speed and read about energy uses for different vehicles. With greater speed comes greater risk. Readers learn how engineers are always seeking new and better ways to keep people safe as they travel faster and go farther.

From Stonehenge to the Bermuda Triangle, there are many places on Earth that remain a mystery to scientists! Readers will discover these curious places--and more!--as they move through this fascinating, Spanish-translated nonfiction title. This mysterious book features detailed images, informational text, and stimulating facts and theories in conjunction with upper-level features, such as chapter format, a glossary of terms, and an index.

Read Along or Enhanced eBook: Mysterious events occur all over the world. It rains fish every year in Honduras, rocks in Pennsylvania make music, and large drawings can be found on the desert floors in Peru! In this Spanish-translated nonfiction book, readers will learn about these strange phenomena and more curiosities like ESP and crop circles in this baffling and fascinating nonfiction title. Vibrant images and intriguing facts in conjunction with a glossary of terms, informational text, and an index keep readers captivated from cover to cover!

Read Along or Enhanced eBook: Learn the secrets to artful cupcakes, oven-fresh bread, and other delicious baked goods in this delightful nonfiction title. Readers will learn how mathematics helps bakers measure their ingredients to make tasteful treats. Featuring vibrant images and charts, informative text, and fun, intriguing facts, this Spanish-translated nonfiction book will leave children fascinated by all the details that go into baking their favorite treats--like doughnuts and cookies!

Phoenix sueña con conocer el mundo que hay más allá de los altos muros que protegen su aldea. Un día, decide incumplir las normas y abandona su hogar para adentrarse en el bosque mágico del cual tantas leyendas ha escuchado. Pero su viaje prohibido tiene consecuencias fatales para su hermano Xander: cuando Phoenix regresa a la aldea, descubre que su hermano se ha convertido ¡en un horrible zombi!

Learn how to react when you see something wrong or dangerous with this relevant Spanish nonfiction book. Perfect for young readers, the book includes a fiction story related to the topic, a connected civics project, a glossary, useful text features, and engaging sidebars. This 28-page full-color Spanish book explains in an easy-to-understand way that students should talk to a trusted adult about things that make them uncomfortable or scared. It also covers serious subjects such as bullying and “stranger danger”, and includes an extension activity for grade 2. Perfect for the classroom,...

Micah es rico, soñador y encantador. También es bastante tímido. En lugar de invitar a salir a un chico de verdad, se dedica a dibujar cada uno de sus crushes y a inventar citas imaginarias en las que él es el príncipe azul. 99 «novios» después, la cuenta de Instagram en la que comparte estos fragmentos se ha vuelto increíblemente popular y todo mundo, al igual que Micah, espera con ansias al Chico 100 y hay algo que tiene claro: todo será diferente con él, su conexión será tan fuerte que borrará sus miedos y al fin tendrá el coraje para comenzar a vivir su historia de amor....

Este hermoso e interesante libro, dirigido especialmente a los pequeños lectores entre seis y doce años, presenta el ciclo de vida completo de uno de los insectos más admirables de la naturaleza: la mariposa monarca. Aquí los niños podrán ver cómo la oruga abandona su huevo para fabricar la crisálida y cómo luego emerge transformada en una magnífica mariposa de hermosos colores. La metamorfosis es un proceso común a todas las mariposas. La mariposa monarca enfrenta, además, un gran desafío. Aquellas que nacen en invierno viajan hacia territorios más cálidos cubriendo con su...