Albert Einstein

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 book...

Book Features: • Ages 5-8, Grades K-2 • 24 pages, 8 inches x 8 inches • Simple, easy-to-read pages in Spanish with full-color pictures • Includes a glossary, index, and an engineering design activity • Supports NGSS Playful Learning: In Mi Biblioteca de Ingeniería: Diseño y Construcción para Jugar, kindergarten—second graders learn about the forces, energy, and designs that make up roller coasters, sports equipment, zip lines, and other things we love! Engineering Made Fun: Forces, energy, and motion are all a part of how we play. Young readers learn how engineers use science...

Thomas Lang es un ex policía y ahora pistolero a sueldo. Un día recibe la visita de un tal McClusky, quien le ofrece cien mil dólares por asesinar a Alexander Woolf, un empresario americano con negocios en Inglaterra y Escocia. Indignado, Lang rechaza el encargo y decide, en cambio, advertir a la víctima del peligro que corre: una buena acción que no quedará impune.

Rudy can't find his favorite sweater. He's looked everywhere: inside the house, outside, and in the apartments upstairs and downstairs. In the kitchen, in the bathroom, here, there . . . where could it be? This enchanting story has flaps, pages with cutouts, and numbers to count.