Yo ciudadano

This is a story about a little girl who has questions about the moon. Through a fictional story, she discovers the answers with scientific exploration and examples illustrated through the story.

Descubre todos los misterios, trucos y secretos con el libro oficial de League of Legends. Embárcate en un viaje a través de los Reinos de Runeterra en este recopilatorio único de League of Legends, uno de los videojuegos más populares del mundo. Dentro encontrarás: -Una expedición a través de las once regiones, crónica de los conflictos, las rivalidades más arraigadas y las alianzas encubiertas. -Cientos de ilustraciones, incluyendo mapas inéditos. -Todos los detalles sobre los héroes, flora, fauna, arquitectura, política y tecnologías de todos los rincones del universo....

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.

An award-winning, educator-approved first book on birds. In this simple volume, educator and author Cathryn Sill uses clear, easy-to-understand language to teach children what birds are, what they do, and how they live. Noted wildlife illustrator John Sill provides beautifully detailed, realistic paintings to showcase the birds' diverse and natural worlds, and an afterword provides more details about each bird and inspires further learning.