1. The document discusses using Wikispaces and computer-supported collaborative learning (CSCL) to teach about diversity and intercultural competence through exploring murals in Washington D.C.
2. A sample course is outlined that takes students through examining immigration history, analyzing mural art, and going on a field trip to explore D.C. murals firsthand.
3. Students then create final projects - an essay analyzing a mural or comparing murals, and creating their own mural representing American culture with a presentation to explain it. The goal is to help students understand diversity and how culture is expressed through public art.