MARBLES: THE BRAIN STORE is in malls across the country. They and their branded products have been featured in Good Housekeeping, Real Simple, USA Today, and Wired, as well as on the Today show and Martha Stewart Living.
 
GARTH SUNDEM is the author of books including Geek Logik, The Geeks’ Guide to World Domination, Brain Candy, Brain Trust, and Beyond IQ. He lives and writes in Boulder, Colorado.  Less