It's time to match your powers of deduction against those of Ellery Queen and see if you can solve three baffling radio mysteries before he reveals the solutions. We'll hear the brilliant sleuth in "The Adventure of the Circus Train" (originally aired on NBC on March 28, 1943); "The Adventure of the Mischief Maker" (originally aired on NBC on January 15, 1944); and "The Three Frogs" (originally aired on ABC on April 29, 1948). Plus, some sixty-second Ellery Queen radio mysteries with quick puzzles for your sleuthing pleasure!