Escalar y saltar (Climbing and Diving)

Readers will be amazed to discover that every time they climb onto bicycles and ride like the wind, they are defying gravity! This book explains the physics and history behind bicycles, skateboards, and surfboards. Readers learn what happens from the simplest movement of rolling forward to more complex tricks and stunts of jumping and spinning. Readers will never look at bikes, skateboards or surfboards the same way again.

Readers won't have to disassemble their favorite toys to discover what makes them work. This book explores electric, magnetic, and motion-powered toys from design to function. It introduces readers to the six simple machines and explains how they use force and motion to do work. Not every toy is a technological marvel. Readers learn about time-honored favorites including the rocking horse, Slinky, and rattles.

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.

Like all living things, plants need to reproduce to survive. Wind, water, animals, and people all play a role in this process. This nonfiction Spanish book teaches students about plant reproduction, and introduces them to important scientific concepts and vocabulary terms like angiosperm, gymnosperm, gametophyte, and pollination. The intriguing images, detailed diagrams, and stimulating sidebars will keep students connected to the text. The fun lab activity provides a real-world learning experience that supports STEM instruction. Aligned to state and national standards, the leveled text...

Con tan solo 17 años, el mago Tomás Sanjuán impresionó al jurado de Got Talent –Risto Mejide, Jorge Javier Vázquez, Eva Hache y Edurne−, concurso en el que quedó finalista. Ahora, en Abracadabra, estoy como una cabra impresionará a los lectores con su ingenio y humor, y con sus mejores trucos, retos y anécdotas. Un libro en el que el universo de la magia queda perfectamente reflejado por este pequeño mago, admirador de Juan Tamariz.

Dos historias que tratan sobre el amor maternal, y sobre los momentos importantes que se dan en una relación familiar en las diferentes etapas de la vida. Una de ellas sigue la secuencia normal de un libro, de izquierda a derecha y de adelante hacia atrás. La otra se cuenta al revés, es decir, de derecha a izquierda y de atrás hacia adelante.

Cuando se trata de cartografiar la Vía Láctea, los científicos saben una cosa con certeza. ¡Saben que todavía hay muchas cosas que no saben! Descubra cómo estudian la Vía Láctea y aprenda sobre la galaxia que llamamos hogar. Creado en colaboración con la Institución Smithsonian, este Texto Informativo del Smithsonian desarrolla las habilidades de lectura de los estudiantes mientras despierta su curiosidad sobre temas de STEAM a través de ejemplos del mundo real. Presenta un desafío STEAM práctico que guía a los estudiantes a través de cada paso del proceso de diseño de...