Has Tom Jenkins, a.k.a. the Great Brain, given up his con-artist ways for a bicycle? Not for long. Soon the Great Brain is back to his old tricks, swindling and trading, even convincing the whole town there's a prehistoric monster on the loose. But
Tom, a.k.a. the Great Brain, is off to boarding school. Now his little brother, J. D., is free to follow in Tom's ingenious, conniving, and profitable footsteps. All of J. D.'s attempts at turning a profit fail miserably, and he soon realizes that he just
Tom Fitzgerald, alias The Great Brain, is back, struggling to stay reformed now that his friends have threatened to ostracize him if he pulls even one more swindle. But his brother J.D. knows Tom's reformation is too good to be true, and as a reformed Gre
