El clima y el tiempo

Celebrating tolerance and acceptance, each title in this constructive and accessible series focuses on the rewards and challenges of having a friend with a disability. Everyday situations are accompanied by informative sidebars that provide details about the highlighted disability.

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...

Tommy Fuller and his family help a runaway slave family follow the stars in the Little Bear constellation to freedom.

Una propuesta que plantea problemáticas experimentales a partir de situaciones de la vida diaria. Incluye, además, información teórica que ayudará a saber más acerca de los distintos fenómenos de la naturaleza. Los temas y el enfoque responden a los contenidos de las áreas de Ciencias Naturales y Tecnología