Poker is one of the best boosting mechanisms I've ever found. It enables them to learn to make better decisions and to think better statistically. Just playing online poker for a year is not going to boost anyone necessarily, but playing poker with some framework could be wildly more effective than two semesters of statistics.
Is it enough to toss a soda can in the recycling? Why is Maria obsessed with Nobel Prize lectures? And wait — is that a news alert or a tiger?