Is your baby a snort laugher? A high-pitched wailer? A spit cackler (or spackler)? What kind of adult laugher does your baby project to be? What does it indicate? What does it matter? Bright Starts rolls out the new toys and the hot new metric that's putting the fun back into parenting: the Baby Laugh Index. Watch, learn, and giggle. You can even determine your baby's B.L.I. by taking a super-fun quiz at babylaughindex.com/bli.html. You just might find the key that unlocks your baby's true personality.