2017 thinkorswim Challenge VideoNow you can take what you learn in the classroom, outside the classroom—with the thinkorswim Challenge. Go head-to-head with competing teams of college students from around the country for a chance to win great prizes. It’s a virtual trading competition with a real payout. Visit thinkorswimchallenge.com to learn more. Subj2Rules. NoPurchNec. Ends11-4-17-11:59:59pmET.