Criptología digital (Digital Cryptology)

Learn how scientists channel energy from the sun to power awesome innovations! 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 fields. Perfect for English language learners, this Spanish book builds 1st grade students’ early literacy skills.

En una época de multiculturidad, en la que nuestro vecino puede ser de algún país que desconocemos, en la que nuestros hijos crecen al lado de otros niños y niñas de distintos orígenes, la colección «Caballo viajero» nos presenta las particularidades de algunas culturas del mundo de la mano de los personajes de la reina Trotamundos y el caballo viajero.

This title will introduce little readers to the 1st president of the United States, George Washington. Readers will gather basic, biographical information about Washington through easy-to-read, simple text. They'll also love the historical photographs and images, the More Facts section, and bolded glossary terms. Translated by native Spanish speakers. . Aligned to Common Core standards and correlated to state standards. Abdo Kids is a division of ABDO..

This illustrated book teaches children everything they need to know about taking care of kittens from picking one out to what to do when they get sick.