Winners Week of July 21
Congratulations to all of our winners! Learn more about the new special.
Winners Week of July 21
Congratulations to all of our winners! Learn more about the new special.
On each activity prize day, up to 80 valid forecasts and comments made that day will be randomly selected to win. On each accuracy prize day, your chance of winning any of 80 prizes is proportional to your forecasting accuracy.*
Be sure to use SciCast from July 22 to August 15!
*limit of $575 in winnings per person