shared by Jane Krauss:
Dear Contributors: These sketches are for a book about PBL and inquiry. You are invited to suggest improvements and add more. If you add one, please provide your name so I can acknowledge your contribution. Thx- Jane Krauss
I saw this at ISTE. It's a great example of PBL (and using wikis to assist with it).
1) She uses Glogster for Home page of wiki
2) Her prompts are on Discussion tab
3) She also showcases student's work to page. IE: Look at interest group page