On your marks, get set, donate! Today begins the 24-hour period (starts at 3PM Eastern/12PM Pacific today and goes through through 3PM Eastern/12PM Pacific tomorrow) in which Woodhull is asking members of its community and friends to donate $10. To do it, click here.

As part of what I think is a rather brilliant Giving Challenge, Facebook will award money to Causes with the most amount of unique donors. That’s right – not the highest amount of money raised, but the highest number of unique donors. The Cause with the most unique donors in the given period wins $1,000. But there is also a 50-day challenge, where the prize is $50K….Read more about the challenge here.