NEW Alien Racers Started: February 2008
You will learn which "alien racers" are the fastest by crafting or observing head-to-head races. This study has many test trials, and may take from 30 minutes up to an hour.

NEW Finding Buddies Started: March 2008
In this experiment you will view pictures of animals and try to associate them in your memory.

LearnMelanoma.org - learning study Started: June 2003
Takes 10-15 minutes on the first session, less than 10 minutes on the second, and about 5 minutes on the third. Sessions will be up to one year apart. (You will be sent email reminders for each session.)
Respondents are entered in a drawing for prizes (First prize: US $150, Two Second prizes: US $100, Three Third place prizes: US $50). You must be 18 years of age, and you can only participate once.