I check out the Challenge like Mari does
When you click "forum" you will see a breakdown of the most recent forum posts and the Upcoming Events at the top of the page
The Challenges are on the Left under "Upcoming Events"
It is a great tool!
Upcoming Events for the Next 10 Day(s)
Carena Cluster Tutorial & Challenge: 08-02-2009 to 08-30-2009
August Sketch Challenge with Andrea: 08-01-2009 to 09-01-2009
Wordart Challenge ~ August: 08-03-2009 to 08-31-2009
Font Challenge ~ August: 08-03-2009 to 08-31-2009
Color Challenge ~ August: 08-03-2009 to 08-31-2009
be inspired challenge ~ August: 08-01-2009 to 08-31-2009
Play the GDS Lottery!: 08-01-2009 to 08-31-2009
August Style Challenge - No People: 08-01-2009 to 08-31-2009
August Principles and Elements of Design Challenge: 08-01-2009 to 08-31-2009
*SALE* 35% off Page Kits: 08-01-2009 to 08-16-2009
Collab Kit Challenge -August: 08-01-2009 to 08-31-2009
Scrappin' 7 Challenge - August '09: 08-01-2009 to 08-31-2009
Decorate Your Desktop: 08-01-2009 to 08-31-2009
Speed Scrap w/Jenn 9pm EST: 08-13-2009
Template Chat with Andrea 3PM EST/1PM MTN: 08-19-2009