Students examine the Great Wall of China. In this world wonders lesson, students discover facts about the wall and its construction as they research the landmark. Students build their own replica of the wall in their classroom.

Fourth graders explore The Great Wall of China and use materials to make a class Great Wall of China students measure a portion of the classroom, school or playground and construct a "Great Wall" to scale.

Search this NASA gallery database for multimedia resources (images, video, audio) from these NASA space programs: the shuttle missions, the International Space Station, and the Mercury, Gemini, Apollo, and Skylab space missions.