How many hours of precious sleep have you lost because you couldn't get your baby too fall asleep? We're guessing far too many. Well, when bedtime rolls around again, you might want to try this trick a mom used on her baby. It couldn't be easier. Just gently caress your baby's head in soft, circular motions. Watch how the mom does it in the video above by the French magazine Pour Nous Les Femme from Today's Parent.