Problemas en el zoológico: Read-Along eBook

Lighthouses have helped sailors navigate for centuries. But lighthouses are not built like they used to be. Learn how innovations like computers and solar power have improved lighthouses over time. Created in collaboration with the Smithsonian Institution, this STEAM book will ignite a curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that is perfect for makerspaces and that guides students step-by-step through the engineering design process. Make STEAM career connections with career advice from actual Smithsonian employees working in STEAM...

Learn how technology has improved lighthouses over time with this book that features a hands-on STEAM challenge and uses real-world examples to give insight into how the engineering design process is used to solve problems.

Año 449, el futuro del mundo pende de un hilo. El otrora poderoso Imperio romano yace vulnerable. El enorme ejército de los hunos se encuentra reunido a un tiro de piedra, al otro lado del Danubio, preparado para atacar. El general romano Cayo Flavio Aecio sabe que Atila está sediento de la sangre de sus antiguos captores y sueña con su destrucción. Pero no recibe la ayuda necesaria y la horda arrasa la débil frontera, masacrando todas las guarniciones que encuentra a su paso. Atila planea una estrategia que le llevará a las mismísimas puertas de Roma. Pero antes deberá valorar si el ...

This book uses intriguing primary sources to teach students about rules and why following them is important. The primary source images and simple sentences will engage students in reading and build their social studies content knowledge. For use in the classroom or at home, this Spanish book includes a simple glossary and index to introduce informational text features to young readers and provide additional reading support.

Rabbit burrows play an important part in the life of a rabbit. A burrow provides a place to live, a place to raise baby rabbits, and a place to stay safe from predators. This volume, which was written to support elementary science curricula, examines the role a burrow plays in the survival of a warren, and how that in turn helps rabbits contribute to ecosystems around the world. The text’s age-appropriate, science-rich content focuses on rabbit behavior and encourages readers to draw connections between what they learn in science class and what they see outside. This text is complemented by ...

En este libro, Ema Wolf desarrolla con maestría una historia con altas dosis de intriga y humor. Esta novela ya es un clásico de la literatura juvenil argentina. Se tradujo a varios idiomas, recibió importantes premios y una mención especial en la lista de The White Ravens. La elástica Mimí, el Oso, el Mago Jesús y la Gran Rita se separan accidentalmente de su troupe. Una noche de lluvia, justo antes de salir en busca del circo Augustus, encuentran y adoptan a Pedro, un huérfano que ha perdido a sus hermanos. Esta delirante caravana vivirá aventuras desopilantes, encontrará nuevos...