Cosmos en 3D

Interesting facts and experiments explore the dynamics of a race car engine to teach about air flow and drag, safety equipment and roll cages, the fuel system and horsepower, suspension and track bars, internal combustion, why race cars don't have speedometers, how roof flaps are designed like airplane wings, and more.

This title covers the major drivers of the Latin American region’s economy, including exports of agricultural products, petroleum and minerals, and manufactured goods, along with the service and tourism industries. Despite recent improvements, the Latin American economy remains dependent on commodity exports to the West, presenting a challenge to the region’s long-term future. When used in the classroom, this resource provides readers with the tools they need to analyze concepts in economics and how they affect the countries of Latin America.

Introduce students to Martin Luther King, Jr. with this Spanish-translated biography featuring dynamic primary source documents. Readers will learn about Civil Rights Movement leader and his inspirational life as he fought for equality and desegregation for African Americans through nonviolence. Students will also discover topics such as discrimination, sit-ins, the Nobel Peace Prize, and the March on Washington. Informational text features help students navigate the text.

Un libro interactivo que revela cómo eran los primeros seres humanos. ¡Levanta las solapas, haz girar las ruedas y abre las ventanas de sus páginas si quieres descubrir una visión muy animada de la vida cotidiana de nuestros lejanísimos tatarabuelos!

Todo el mundo ama a los pandas. Nos encanta verlos jugar, trepar, dormir y masticar. ¡Pero cuidado, también rasguñan—mira ese árbol! Ilustrado con maravillosas imágenes que registran el lugar único de este animal en China y en todo el mundo, este libro en español es para niños de Nivel 2 que leen solos o con ayuda de vez en cuando.