How Do You Measure Time?

Provides an overview of the design, uses, weapons, and equipment of U.S. Navy submarines. Written in English and Spanish.

Este libro educacional cuenta la historia de una chica en busca de la respuesta a una gran pregunta: ï¿1/2Por quï¿1/2 el agua vale la pena? Enfrascada en su libro, llevarï¿1/2 a los jï¿1/2venes lectores a travï¿1/2s del mundo del agua limpia, su gestiï¿1/2n y la importancia de todos los que trabajan juntos para mantenerla. Escrito para un pï¿1/2blico entre 4 y 8 aï¿1/2os, busca atraer tambiï¿1/2n a lectores de todas las edades. Este libro emplea divertidas ilustraciones y un texto en rima para dar una explicaciï¿1/2n simple de un complejo proceso, a la vez que anima a...

A Rube Goldberg machine is designed to perform a simple task through a series of elaborate steps. These simple machines are named after Reuben “Rube” Goldberg, an American cartoonist, engineer, and inventor. Learn how these fun machines work and ignite a curiosity about STEAM topics! Created in collaboration with the Smithsonian Institution, this informational text features a hands-on STEAM challenge that is perfect for makerspaces. Make STEAM career connections with career advice from Smithsonian employees working in STEAM fields. Perfect for school reports and projects, this Spanish...

What does the sun do for us other than give us light during the day? It gives us warmth, energy, and so much more! Learn all about the sun in this Spanish-translated book.

You'll delight in this fully-illustrated storybook that brings more than 200 read-aloud classic Bible stories to life for impressionable young hearts. Te encantará este libro de historias ilustradas que brinda más de 200 historias bíblicas clásicas para ser leídas en voz alta a los influenciables corazoncitos.