When my daughter got Colic as a baby, we used to drive around the Loop, but there's something better now, and safer because you can stay at home and pop in the Hush Baby CD.
The Chicago inventor describes it as the noise for the womb, the whooshing sound a baby hears in utero, woven in with the sounds of digestion. Already, Joan Petrillo says she's sold 1,200 of the CDs.
Of course, pediatricians will tell you there's nothing like tender loving care to sooth a baby. But if you want to try digestive noises, you can ( click here ).