El Tesoro Perdido de la Ciudad Sumergida

Presenta una selección de experimentos y actividades diseñados para enseñar los principios de la aviación y de la ciencia del espacio, que incluye fabricar un planeador, construir los instrumentos del vuelo, y diseñar y construir un cohete simple.

Navigation instruments have changed over time. Lodestones, sunstones, and sextants helped early navigators find their way. Modern technology makes navigation more precise than it has ever been. But the roots of navigation still remain. Created in collaboration with the Smithsonian Institution, this Smithsonian Informational Text builds students' reading skills while engaging their curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides students through every step of the engineering design process and is perfect for makerspace activities. It ...

This book introduces readers to what it means to celebrate Divali, and shows them why this holiday is special.

Illustrations and text present the history, geography, people, politics and government, economy, and social life and customs of Arizona, the Grand Canyon State.