¿Está seco? (What Is Dry?)

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.

El autor , médico y misionero escocés, pasó la mitad de su vida explorando África y fue el primer europeo que la atravesó a pie de costa a costa en 1856. Su figura representa el paradigma del explorador moderno. Este volumen reúne los diarios de sus últimas expediciones, desde su segunda llegada a äfrica hasta que el cuaderno de notas cae de sus manos poco antes de morir.

There is so much to explore in the Amazon! Readers are taken on an adventure through the Amazon rainforest to learn about the lush plants and beautiful animals, deforestation, and rainforest conservation in this fascinating, Spanish-translated nonfiction title that features striking photographs and riveting facts. This 6-Pack includes six copies of this title and a lesson plan.

Vive una aventura con Jonás en un pequelibro que es también una ballena. Jonás y la Ballena enseñan a los niños a obedecer a Dios.